flu

n. Informal
Influenza.

[Short for INFLUENZA.]

Chronic obstructive lung disease. See chronic obstructive pulmonary disease (COPD).

IN BRIEF: An illness caused by a virus.

Flu season is usually during the winter of every year.

Tutor's tip: Sick with the "flu," (short for the infection influenza), she closed the "flue" (a shaft that removes smoke from a fireplace) to shut out the cold air. At that moment a flock of geese "flew" (past tense of fly) by..

Dansk (Danish)
n. - influenza

Nederlands (Dutch)
griep

Français (French)
n. - grippe

Deutsch (German)
n. - Grippe

Ελληνική (Greek)
n. - (παθολ.) γρίπη

Italiano (Italian)
influenza

Português (Portuguese)
n., -
abbr. - gripe (f) (influenza) (Med.)

Русский (Russian)
грипп, инфлюэнца

Español (Spanish)
n. - gripe, influenza

Svenska (Swedish)
abbr. - flunsan (vard.)
n. - influensan

中文（简体）(Chinese (Simplified))
流行性感冒

中文（繁體）(Chinese (Traditional))
n. - 流行性感冒

한국어 (Korean)
n. - 독감, 감기

日本語 (Japanese)
n. - インフルエンザ, 流感

العربيه (Arabic)
‏(الاسم) الإنفلونزا‏

עברית (Hebrew)
n. - ‮שפעת‬

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flu vaccine	Tylenol Flu Relief Gelatin Caplet
flu shot