Bedeutung von “keep someone in” im Essential American English Dictionary

keep someone in

phrasal verb with keep us /kip/ verb past tense and past participle kept

B1 to make someone stay inside, sometimes as a punishment:

She kept the children in because it was so cold.

B1 to make someone stay in a hospital:

The doctors decided to keep her in for another few days.

(Definition von “keep someone in” aus dem Webster's Essential Mini Dictionary © Cambridge University Press)