Meaning of under the weather

[warwar]

Test No. incompl/inter-93 "Hotchpotch", question 5

I don't know what's the matter with me today I suppose I'm feeling under the ..........

(a) clouds
(b) rain
(c) weather
(d) tiles

Test No. incompl/inter-93 "Hotchpotch", answer 5

I don't know what's the matter with me today I suppose I'm feeling under the weather.

Correct answer: (c) weather

Your answer was: incorrect
I don't know what's the matter with me today I suppose I'm feeling under the rain.
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Why you use "weather"?
i think rain
he feel as under the rain

[Torsten]

To feel under the weather is an idiom meaning to feel sick or to be ill.
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