Vegetable : nm and f. Vegetable plant some parts of which can be used by humans.
Large vegetable: important, influential character (oil).
The big vegetables of a party: influential members, the head of the party.
It is a vegetable: a sick person without reaction, with a vegetative attitude or in a chronic vegetative state, artificially kept alive.
Vegetable: sick.
Musician vegetable: flageolets or other starchy foods that make you fart.
Take your vegetables: have dysentery.
Losing your vegetables: being incontinent, experiencing intense fear.
Many vegetables go into colloquial and most often pejorative expressions:
"Turnip" designates a bad movie;
"To be red like a tomato": indicates the fact of having the red skin following a sunburn, strong emotions or nervousness;
"It's the end of beans": popular expression which means that we have reached the end of the end.
“Telling salads”: telling false stories.
"The carrots are cooked": all is lost, there is no more hope.
“No longer having a radish”: being broke, no longer having money.
“Grow like an asparagus”: grow quickly, usually in adolescence, like asparagus which can grow several centimeters overnight.
"Leek / leek": standing still and waiting for something.
"Put butter in the spinach": improve the ordinary, the material situation in general.
"To have the melon": to have the head which swells a little ...
"To have the potato": to be in good shape.
“Potato”: many meanings in slang or popular language, such as ten thousand French francs (or a million old francs), also a synonym for not very smart, or getting punched, etc.
"Squash" - same potato, many variations of mockery.
"Have a pea (or a chickpea) in the head": show intellectual disability or lack of thinking
"Pickle": same potato as a synonym for not very smart.