ailing, indisposed, unwell
Yes it is an idiom because the literal meaning doesn't make sense.
I put the big box under the table.She said she felt under the weather, which means she felt sick.Under other circumstances, it might have worked out well.
The meaning of I feel a bit under the weather means you dont feel very well
The literal meaning of the phrase would have you outside in the weather without protection. You're "under" the clouds and sun, the rain and snow and fog.
weather got the points
of Felt
If you say "I'm feeling a little under the weather today," it means that you are feeling a little bit sick or not feeling well....means "feeling sick".Someone who is under the weather doesn't feel well and/or has a mild illness, like the common cold for example.It means your not feeling well or having a hard timeIt depends:In the US, if some one is "under the weather," it means they are not feeling well or that they are ill.In British English speaking countries, it means the person is drunk or hungover.
Felt need is the feeling of a person for industrial applications.
Under the Weather was created on 2005-12-05.
Very sad
The Latin word meaning weather is tempestas.
No weather in particular. Tsunamis are completely unrelated to the weather. Most tsunamis are triggered by earthquakes, which are not weather, but the triggering earthquake may be too far away to be felt.