under the weather

1. Indisposed, unwell: “The day after the big party, Jay had to call in sick, saying he was feeling under the weather.”

Idioms and Phrases

Ailing, ill; also, suffering from a hangover. For example, She said she was under the weather and couldn't make it to the meeting. This expression presumably alludes to the influence of the weather on one's health. [Early 1800s] The same term is sometimes used as a euphemism for being drunk, as in After four drinks, Ellen was a bit under the weather.

Example Sentences

Freida repeated in her later post that her sister has “been a little under the weather” and said she “simply asked for prayers because I believe so strongly in the power of prayer.”

Read more on Los Angeles Times

"I felt a bit under the weather, but I was still going about my daily life," she said.

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LIV said it was because of illness and he had been "feeling under the weather all week".

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Being under the weather couldn't keep Morgan from keeping tabs on the team and his Knicks-branded phone case was visible in the photo.

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It came after he said he felt "absolutely shocking" and was "under the weather" before his quarter-final win over Rob Cross.

Read more on BBC