0 to put a liquid, usually water, into the vagina in order to wash it or treat it medically
1 a liquid, usually water, that is put into the vagina in order to wash it or treat it medically:
a cold douche
2 an unpleasant person:
You'd be a douche if you did that.
Today doctors say frequent use of douches can cause infections and other problems.
Be wary of things like douches and scented gels that can be irritating.
Man you really are a douche! What makes you think you can use your phone on a plane?
You're afraid to admit you like it because then your friends would think you are a douche.
Life is too short to be a douche over something like that.
