Definition of douche
1 a
:a jet (see 1jet 3a(1)) or current of liquid (such as a cleansing solution) directed against or into a bodily part or cavity (such as the vagina)
b
:an act of cleansing with a douche
2
:a device for giving douches
3
British
:an abrupt often chastening shock to the nerves, emotions, or awareness
- the icy douche (what he said about my work)
- —John Fowles
4
chiefly US slang
:an obnoxious or offensive person :douchebag
- In the show Edward is portrayed as a thin-skinned, self-serving faker, or, as one of the show's principals Stan so pithily repeats throughout the program, "a liar," "a fake," and "a douche." — David Daegling et al.
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