Meaning of “take sb in” - Learner’s Dictionary

take sb in

phrasal verb with take uk us /teɪk/ verb [ T ] (past tense took, past participle taken)
POLICE

If the police take someone in, they take that person to the police station.

LET SOMEONE STAY

to let someone stay in your house:

You could earn some extra cash by taking in foreign students.
be taken in

B2 to be deceived by someone

(Definition of “take sb in” from the Cambridge Learner’s Dictionary © Cambridge University Press)