flat

(flăt)
adj., flat·ter, flat·test.

1. Having a horizontal surface without a slope, tilt, or curvature.
2. Having a smooth, even, level surface: a skirt sewed with fine flat seams.
3. Having a relatively broad surface in relation to thickness or depth: a flat board. See synonyms at level.
4. Stretched out or lying at full length along the ground; prone.
5. Free of qualification; absolute: a flat refusal.
6. Fixed; unvarying: a flat rate.
7. Lacking interest or excitement; dull: a flat scenario.
8. 1. Lacking in flavor: a flat stew that needs salt.
   2. Having lost effervescence or sparkle: flat beer.
9. 1. Deflated. Used of a tire.
   2. Electrically discharged. Used of a storage battery.
10. Of or relating to a horizontal line that displays no ups or downs and signifies the absence of physiological activity: A flat electroencephalogram indicates a loss of brain function.
11. Commercially inactive; sluggish: flat sales for the month.
12. Unmodulated; monotonous: a flat voice.
13. Lacking variety in tint or shading; uniform: "The sky was bright but flat, the color of oyster shells" (Anne Tyler).
14. Not glossy; mat: flat paint.
15. Music.
    1. Being below the correct pitch.
    2. Being one half step lower than the corresponding natural key: the key of B flat.
16. Designating the vowel a as pronounced in bad or cat.
17. Nautical. Taut. Used of a sail.

adv.

1. 1. Level with the ground; horizontally.
   2. On or up against a flat surface; at full length.
2. So as to be flat.
3. 1. Directly; completely: went flat against the rules; flat broke.
   2. Exactly; precisely: arrived in six minutes flat.
4. Music. Below the intended pitch.
5. Business. Without interest charge.

n.

1. A flat surface or part.
2. A stretch of level ground. Often used in the plural: salt flats.
3. A shallow frame or box for seeds or seedlings.
4. A movable section of stage scenery, usually consisting of a wooden frame and a decorated panel of wood or cloth.
5. A flatcar.
6. A deflated tire.
7. A shoe with a flat heel.
8. A large flat piece of mail.
9. A horse that competes in a flat race. Also called runner.
10. Music.
    1. A sign (♭) used to indicate that a note is to be lowered by a half step.
    2. A note that is lowered a half step.
11. Football. The area of the field to either side of an offensive formation.

v., flat·ted, flat·ting, flats.

v.tr.

1. To make flat; flatten.
2. Music. To lower (a note) a semitone.

v.intr. Music
To sing or play below the proper pitch.

[Middle English, from Old Norse flatr.]

flatly flat'ly adv.
flatness flat'ness n.

flat² (flăt)
n.

1. An apartment on one floor of a building.
2. Archaic. A story in a house.

[Alteration of Scots flet, inner part of a house, from Middle English, from Old English, floor, dwelling.]

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The dominant adverbial form flatly is always used figuratively with words of denial and rejection such as contradict, deny, oppose, refuse, and reject. Flat is used in fixed expressions such as flat broke and turn something down flat, and to mean 'exactly and no more' as in two minutes flat. Flat is only semi-adverbial, and mainly adjectival, in uses such as The ladder was standing flat against the wall.

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Refers to structures that are not hierarchical such as a single list of items. It also refers to structures that do not contain explicit pointers to other structures. See flat file and flat address space. See also flat screen.

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adjective

1. Lying down: decumbent, horizontal, procumbent, prone, prostrate, recumbent. See horizontal/vertical/change of position.
2. Lacking an appetizing flavor: bland, flavorless, insipid, tasteless, unsavory. See taste/bad taste.
3. Having lost tang or effervescence: stale. See solid/liquid/consistency, taste/bad taste.
4. Lacking liveliness, charm, or surprise: arid, aseptic, colorless, drab, dry, dull, earthbound, flavorless, lackluster, lifeless, lusterless, matter-of-fact, pedestrian, prosaic, spiritless, sterile, stodgy, unimaginative, uninspired. See excite/bore/interest.
5. Lacking gloss and luster: dim, dull, lackluster, lusterless, mat. See light/darkness.
6. Lacking vividness in color: dim, drab, dull, muddy, murky. See colors/colorless.
7. Having no irregularities, roughness, or indentations: even¹, flush, level, planar, plane¹, smooth, straight. See smooth/rough.
8. In a definite and final form; not likely to change: certain, firm¹, fixed, set¹. See change/persist.
9. Completely such, without qualification or exception: absolute, all-out, arrant, complete, consummate, crashing, damned, dead, downright, out-and-out, outright, perfect, plain, pure, sheer², thorough, thoroughgoing, total, unbounded, unequivocal, unlimited, unmitigated, unqualified, unrelieved, unreserved, utter². Informal flat-out, positive. Chiefly British blooming. See big/small/amount, limited/unlimited.

adverb

1. To the fullest extent: absolutely, all, altogether, completely, dead, entirely, fully, just, perfectly, quite, thoroughly, totally, utterly, well², wholly. Informal clean, clear. Idioms: in toto, through and through. See big/small/amount, limited/unlimited.
2. In a direct, positive manner: emphatically, flatly, positively. Informal flat out. See strong/weak.

verb

To make even, smooth, or level: even¹, flatten, level, plane², smooth, straighten. See smooth/rough.

Idioms beginning with flat:
flat-footed
flat broke
flatter oneself

See also caught flat-footed; fall flat; in no time (nothing flat); leave flat.

adj

Definition: absolute, positive
Antonyms: indefinite, negative

adj

Definition: dull, lackluster to the senses
Antonyms: bubbly, effervescent, emotional, exciting, sharp

adj

Definition: level, smooth
Antonyms: broken, choppy, elevated, raised, rough, rounded, rugged, uneven

A notational sign (♭), normally placed to the left of a note and indicating that the note is to be lowered in pitch by one semitone. A double flat, notated as two flats together, indicates that the note is to be lowered by two semitones. See Accidental.

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1. Descriptive of a roof, etc., having little or no slope.
2. One floor of a multistory building or a dwelling unit on one floor.
3. Descriptive of paint having very low gloss.
4. A piece of framed stage scenery without thickness other than its framing members.
5. A metal bar having a rectangular cross section; if fabricated of steel, must have a minimum thickness of 0.203 in. (0.516 cm) and a maximum width of 8 in. (20.3 cm).

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A shallow tray for starting seeds or for holding or carrying cell packs or pots.

sign description: Both bent B-hands are held in front of the body. One hand stays stationary as the other hand moves away from the body.

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adjective
adjective, US

Penniless. (1833 —) .
Times Literary Supplement Satisfying his desires freely when he can, starving when he is 'flat' (1930).

[From flat broke.]

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A peculiar sound lacking resonance, heard on percussing an abnormally solid part.

For a list of words related to flat, see:

• Plains and Marshes - flat: expanse of level land
• Types of Buildings - flat: apartment built on one floor of building
• Real Estate Practice - flat: Chiefly Brit. apartment on one floor of building
• Harmony, Melody, and Structure - flat: lowering of note’s pitch one chromatic half step from natural
• Stagecraft, Production, and Dramatic Structure - flat: theatrical unit covered in muslin or lawn used as walls
• Surfing
• Practice, Tools, and Techniques - flat: rooting box for cuttings or seeds
• Inert, Lazy, Tired, or Insensate
• Ordinary, Dull, Plain, or Banal

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See words rhyming with "flat."

  See crossword solutions for the clue Flat.

Dansk (Danish)
1.
adj. - flad, mat, trist, ensartet, rentefri, brændt ud
adv. - flad, mat, trist
n. - flade, slette, punktering, kulisse
v. tr. - gøre flad
v. intr. - synge for lavt, synge fladt

idioms:

• fall flat    falde på næsen
• fall flat on    falde på maven
• flat broke    flad som en fregne, på spanden
• flat cap    flad kasket
• flat of the hand    håndflade
• flat out    vandret i luften
• flat pack    usamlet
• flat race    fladløb
• flat rate    fast pris, direkte rente
• in a flat spin    være fra snøvsen, i et fladt spin
• on the flat    på den flade del
• the flat of something    den flade del

2.
n. - lejlighed
v. intr. - bo i en lejlighed, dele lejlighed med

Nederlands (Dutch)
vlak, plat, rechtstreeks, vast, precies, smakeloos, zonder bruis, commercieel niet actief, lek, normaal, te laag (toon), zonder effect, effen, mat, totaal, vernietigd, flat, vlak stuk (land), parcours, lekke band, molteken, valse toon (te laag), iets plats, schoen zonder hak, zijvleugel (voetbal)

Français (French)
1.
adj. - fade, aplati, dégonflé (un pneu), à plat, catégorique (un refus), forfaitaire (un prix), fixe (des charges), monocorde (une voix), terne, éventé (une bière), (Mus) (chanter) faux
adv. - à plat, de tout son long, raide, pile, carrément, tout net, contre
n. - le plat de (la main), (GB) sur le plat (marche), pneu à plat, (Mus) bémol, (Théât) châssis, (US) chaussures plates (npl), (Géog) marécage
v. tr. - sonner faux, chanter faux
v. intr. - sonner faux, chanter faux

idioms:

• fall flat    rater son coup, faire un bide, tomber à plat, tourner court (une soirée)
• fall flat on its face    tomber à plat, manquer son effet
• fall flat on one's face    tomber à plat ventre, (fig) essuyer une humiliation
• flat broke    fauché, à sec
• flat cap    (GB) casquette plate
• flat of the hand    paume, paume de la main
• flat out    (GB) épuisé, à fond de train, d'arrache pied
• flat pack    en kit
• flat race    course plate/de plat
• flat rate    tarif unique
• in a flat spin    être affolé, (Aviat) vrille à plat
• on the flat    horizontalement, sur le plat
• the flat of something    le fond de/la surface de (objet)

2.
n. - (GB) appartement
v. intr. - habiter dans un appartement, partager un appartement

Deutsch (German)
1.
adj. - flach, platt, eben, fade, matt
adv. - flach, rundweg, völlig, genau, zu tief
n. - Ebene, Untiefe
v. - ebnen

idioms:

• fall flat    keinen Eindruck machen, nicht ankommen
• fall flat on its face    (ugs) auf die Nase fallen, fallen, scheitern, keinen Erfolg haben
• fall flat on one's face    (ugs) auf die Nase fallen, fallen, scheitern, keinen Erfolg haben
• flat broke    (ugs.) ohne einen Pfennig in der Tasche
• flat cap    Elisabethanischer Männerhut
• flat of the hand    Handfläche
• flat out    total erschöpft, mit Höchstgeschwindigkeit, unter Aufbietung aller Kräfte
• flat pack    zum Selbstzusammenbauen
• flat race    Flachrennen
• flat rate    Einheitstarif
• in a flat spin    durcheinander
• on the flat    auf ebenem Boden
• the flat of something    flache Seite

2.
n. - Wohnung
v. - in einer Wohnung leben

Ελληνική (Greek)
n. - διαμέρισμα (πολυκατοικίας), πλάτωμα, το πλατύ μέρος, σκασμένο/ξεφουσκωμένο λάστιχο, (μουσ.) ύφεση, μπεμόλ, παντοφλέ παπούτσι
adj. - επίπεδος, στρωτός, φαρδύς-πλατύς, ίσιος, χωρίς προοπτικές, ομαλός, ομοιόμορφος, ενιαίος, ξεθυμασμένος, σαφής, κατηγορηματικός, ανούσιος, πεπλατυσμένος, πλακέ, σαφής, απερίφραστος, (για ρόδες) ξεφουσκωμένος ή σκασμένος, (για μπαταρία) πεσμένη, άδεια, παράφωνος, (για παπούτσι) χωρίς τακούνι, (οικον.) άτοκος
adv. - ορθά-κοφτά, μπρούμυτα
v. - ισιάζω, μοιράζομαι διαμέρισμα

idioms:

• fall flat    πάω στο βρόντο, πέφτω στο κενό, δεν φέρνω το προσδοκώμενο αποτέλεσμα
• fall flat on    δεν έχω απήχηση σε
• flat broke    (καθομ.) εντελώς απένταρος, πανί με πανί
• flat cap    (τυπογρ.) χαρτί σχήματος 14x17 ιντσών
• flat of the hand    η παλάμη
• flat out    ξεθεωμένος, στο φόρτε, ξέφρενα, ολοταχώς
• flat pack    συμπαγής συσκευασία
• flat race    αγώνας δρόμου (άνευ εμποδίων), αγώνας πίστας ή ελεύθερου διάδρομου
• flat rate    (οικον.) ενιαίο τέλος, πάγιο τέλος
• in a flat spin    (καθομ.) σε πανικό
• on the flat    σε ίσιο δρόμο, σε επίπεδο έδαφος
• the flat of something    το πλατύ μέρος

Italiano (Italian)
appartamento, bassofondo, bemolle, opaco, insipido, sgasato, stantio, piatto, monotono

idioms:

• fall flat    fallire
• fall flat on    crollare su
• flat broke    al verde
• flat cap    basco
• flat out    a tutto gas
• flat pack    mobile smontato
• flat race    corsa piana
• flat rate    prezzo unico
• in a flat spin    agitatissimo
• on the flat    sul palmo
• the flat of something    il palmo di qualcosa

Português (Portuguese)
n. - apartamento (m), superfície (f) plana
adj. - plano, achatado, monótono
adv. - diretamente
v. - achatar

idioms:

• fall flat    fracassar
• fall flat on    mau sucedido
• flat broke    completamente sem dinheiro
• flat cap    boina (f)
• flat of the hand    palma (f) da mão
• flat out    a toda velocidade
• flat pack    algo produzido e que precisa ser montado
• flat race    corrida (f) de cavalo (m) sem obstáculos
• flat rate    preço (m) fixo
• in a flat spin    estar perplexo
• on the flat    na superfície (f) plana
• the flat of something    a parte achatada de um objeto

Русский (Russian)
плоскость, квартира, гладкий, плоский, скучный, монотонный, спущенная (о шине), определенный, явный

idioms:

• fall flat    провалиться
• fall flat on    рухнуть
• flat broke    без гроша
• flat cap    шляпа с низкой тульей
• flat of the hand    ладонь
• flat out    со всеми усилиями
• flat pack    плоский транзисторный модуль
• flat race    скачки без препятствий
• flat rate    единая ставка
• in a flat spin    в панике, плоский штопор
• on the flat    по плоскости
• the flat of something    плоскость

Español (Spanish)
1.
adj. - mate, apagado, empañado, sin brillo, insípido, soso, rancio, muerto, llano, monótono, plano
adv. - llanamente, completamente, categóricamente, horizontalmente
n. - vado, bemol, nivel, plano, bajo, bastidor
v. tr. - bajar de tono, allanar, aplastar
v. intr. - desafinar por lo bajo, aplastarse, achatarse

idioms:

• fall flat    fracasar, no causar gracia alguna
• fall flat on its face    caer o caerse de bruces
• fall flat on one's face    caer o caerse de bruces, fracasar, salir mal parado
• flat broke    en la quiebra, arruinado (sin un centavo)
• flat cap    sombrero, gorra plana
• flat of the hand    palma de la mano
• flat out    ir a toda velocidad, ir a toda máquina, tirado, muy cansado
• flat pack    paquete, bulto, mochila planos, empaquetado para armarlo uno mismo
• flat race    carrera plana
• flat rate    precio fijo
• in a flat spin    un giro casi horizontal, estado de agitación o pánico
• on the flat    hablando directamente, hablando al grano, sobre terreno plano
• the flat of something    la parte plana de algo, a nivel de tierra

2.
n. - piso, apartamento
v. intr. - vivir en apartamento, compartir un apartamento

Svenska (Swedish)
n. - lägenhet
adj. - platt, slapp, matt, räntefri, dov, sänkt en halv not (mus.)
adv. - precis, rent ut, utan vidare, tvärt, platt
v. - göra plan, sänka (ett halvt tonsteg) (mus.)

中文（简体）(Chinese (Simplified))
1. 平的, 平坦的, 平伏的, 平卧的, 浅的, 泄了气的, 平直地, 仰卧地, 恰恰, 正好, 以降调, 断然地, 平面, 平坦部分, 浅滩, 沼地, 泄了气的轮胎, 使变平, 使降半音, 变平, 降半音

idioms:

• fall flat    直挺挺地倒下, 彻底失败, 达不到预想效果
• fall flat on    直挺挺地倒在地上
• flat broke    身无分文
• flat cap    低顶圆帽
• flat of the hand    手掌
• flat out    竭尽全力, 疲惫的, 直截了当地
• flat pack    扁平封装
• flat race    无障碍赛跑, 无障碍赛马
• flat rate    统一价格, 统一收费率
• in a flat spin    精神错乱
• on the flat    在平地上
• the flat of something    ...的平坦部分

2. 一层, 公寓大楼, 公寓房间

中文（繁體）(Chinese (Traditional))
1.
adj. - 平的, 平坦的, 平伏的, 平臥的, 淺的, 洩了氣的
adv. - 平直地, 仰臥地, 恰恰, 正好, 以降調, 斷然地
n. - 平面, 平坦部分, 淺灘, 沼地, 洩了氣的輪胎
v. tr. - 使變平, 使降半音
v. intr. - 變平, 降半音

idioms:

• fall flat    直挺挺地倒下, 徹底失敗, 達不到預想效果
• fall flat on    直挺挺地倒在地上
• flat broke    身無分文
• flat cap    低頂圓帽
• flat of the hand    手掌
• flat out    竭盡全力, 疲憊的, 直截了當地
• flat pack    扁平封裝
• flat race    無障礙賽跑, 無障礙賽馬
• flat rate    統一價格, 統一收費率
• in a flat spin    精神錯亂
• on the flat    在平地上
• the flat of something    ...的平坦部分

2.
n. - 一層, 公寓大樓, 公寓房間

한국어 (Korean)
1.
adj. - 수평의, 솔직한, 기운 없는, 노골적인
adv. - 수평으로, 평평하게, 완전히
n. - 평평한 것, 평지, (음악) 반음 내린 반음 기호
v. tr. - ~을 평평하게 하다
v. intr. - 평평해지다

idioms:

• fall flat on    기대하던 것과는 다르게 완전히 실패하다
• flat out    기대에 못 미치다
• in a flat spin    (일 발생했을 때) 혼란에 빠져 잘 처리하지 못하다
• the flat of something    ~의 평평한 면[부분]

2.
n. - (건물)바닥
v. intr. - ~에 살다

日本語 (Japanese)
adj. - 平らな, 平たんな, 平べったい, 平型の, 空気の抜けた, 平らに伏した, 退屈な, 気の抜けた, 味のしない, 変音の, きっぱりした, 均一の
n. - 平面, 平たい部分, 平地, 変音, 変音記号, 枠張り物, フラット, 共同住宅
adv. - きっぱりと, きっかり, 全く, 半音低く, 平らに

idioms:

• flat as a pancake    平べったい
• flat broke    すっからかんの
• flat cap    浅い縁なし帽
• flat of the hand    手のひら
• flat out    次第に薄れる, 全速力で, 全力をあげて
• flat pack    フラットパック
• flat race    平地競走
• flat rate    均一運賃, 均一料金
• in a flat spin    めまいがして, 混乱して
• on the flat    平地に
• the flat of something    ～の平らな部分

العربيه (Arabic)
‏(الاسم) شقه (صفه) مستو , منبسط , محدد , فاتر , مفرغ الهواء (ظرف) بشكل مستوي , بشكل واضح (فعل) فشل‏

עברית (Hebrew)
adj. - ‮שטוח, חלק, מפורש, שרוע, מוחלט, שטחי, תפל, (צבע) אטום, חסר-חיים, חדגוני, חסר-גזים (משקה תוסס)‬
adv. - ‮בהחלט, גלויות, פרקדן‬
n. - ‮משטח, צד שטוח, צמיג מנוקר, תפאורה זחיחה, נחת, במול, מישור, ביצה‬
v. tr. - ‮שיטח‬
v. intr. - ‮שר או ניגן מתחת לגובה הצליל הנכון‬
n. - ‮דירה‬

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