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expression

under the weather

feeling ill

In Idioms & Sayings

In more detail

(idiom) feeling sick or unwell; not feeling good

Examples

How to use under the weather

This is a common idiomatic expression used to describe minor or temporary illness, typically without serious concern. It is friendly and informal in tone, often used in everyday conversation to explain why someone cannot work or attend an event. The expression is milder than 'seriously ill' and suggests the person will likely recover quickly.

Register: informal

Common phrases

Synonyms

feeling ill · unwell · out of sorts · not feeling oneself · poorly

Opposites

in good health · well · fit

A common mistake

Learners sometimes use this phrase too literally or assume it refers only to weather-related illness, when it actually describes general minor illness regardless of meteorological conditions.

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