Definition of douched:
(n) :
A jet or current of water or vapour directed upon some part of the body to benefit it medicinally; in particular, such a jet directed at the vagina for irrigation.
(v) :
(transitive) To administer a douche to; to shower; to douse
(v) :
(intransitive) To use a douche.
(n) :
Something that produces the jet or current in the previous sense, such as a syringe.
(n) :
(obsolete) A jet or spray of any liquid.
(n) :
(slang, humorous, vulgar) Ellipsis of douchebag (“objectionable person”). [(literally) A sterile container which holds the fluid used for giving a vaginal douche.]