batty

adj. Slang, -ti·er, -ti·est.
Crazy; insane.

[From bats in the belfry.]

battiness bat'ti·ness n.

A news report on Tom Cruise's relationship with Katie Holmes chronicled his progressive insanity:

"First Tom Cruise was head over heels about his new girlfriend... Then he was giddy. Now, he's just plain batty."

Link: Cruise Professes Love for Holmes on Oprah

Posted May 25, 2005.

See our Word Overheard blog to see interesting uses of strange words.

adjective

Afflicted with or exhibiting irrationality and mental unsoundness: brainsick, crazy, daft, demented, disordered, distraught, dotty, insane, lunatic, mad, maniac, maniacal, mentally ill, moonstruck, off, touched, unbalanced, unsound, wrong. Informal bonkers, cracked, daffy, gaga, loony. Slang bananas, buggy, cuckoo, fruity, loco, nuts, nutty, screwy, wacky. Chiefly British crackers. Law non compos mentis. Idioms: around the bend, crazy as a loon, mad as a hatter, not all there, nutty as a fruitcake, offout ofone's head, off one's rocker, of unsound mind, out of one's mind, sick in the head, stark raving mad. See sane/insane.

adj

Definition: mad
Antonyms: rational, sane

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• Release Date: 1987
• Genre: Action
• Style: Ball and Paddle

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Dansk (Danish)
adj. - skør, tosset

Nederlands (Dutch)
waanzinnig, getikt

Français (French)
adj. - cinglé, toqué

Deutsch (German)
adj. - bekloppt

Ελληνική (Greek)
adj. - βλαμμένος, βαρεμένος

Italiano (Italian)
pazzo

Português (Portuguese)
adj. - maluco, palerma, semelhante a morcego

Русский (Russian)
придурковатый, эксцентричный

Español (Spanish)
adj. - chiflado, chalado

Svenska (Swedish)
adj. - knasig, knäpp, tokig

中文（简体）(Chinese (Simplified))
古怪的, 蝙蝠的, 疯狂的

中文（繁體）(Chinese (Traditional))
adj. - 古怪的, 蝙蝠的, 瘋狂的

한국어 (Korean)
adj. - 박쥐의, 머리가 돈, 어리석은

日本語 (Japanese)
adj. - コウモリの, 頭の変な

العربيه (Arabic)
‏(صفه) غريب, معتوه‏

עברית (Hebrew)
adj. - ‮מוזר, מטורף‬

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