To brainwash is to change someone's beliefs or attitudes using intense teaching and indoctrination.
(verb)An example of brainwash is to lock new religious converts in a room and teach them the details of a religion without allowing access to the outside world.
See brainwash in Webster's New World College Dictionary
transitive verb
See brainwash in American Heritage Dictionary 4
transitive verb brain·washed, brain·wash·ing, brain·wash·es
Origin:
Origin: Back-formation from brainwashing
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