brainwash

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.

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See brainwash in Webster's New World College Dictionary

transitive verb

Informal to indoctrinate so intensively and thoroughly as to effect a radical transformation of beliefs and mental attitudes

See brainwash in American Heritage Dictionary 4

transitive verb brain·washed, brain·wash·ing, brain·wash·es
To subject to brainwashing.
noun
The process or an instance of brainwashing.

Origin:

Origin: Back-formation from brainwashing

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