This page is about the phrasal verb keep in
to make someone stay in a place like a school or a hospital
- keep sb in My grandma said her teachers didn't keep naughty kids in after school to punish them. They just hit them.
- keep sb in I went to the hospital because I wasn't feeling well, and they kept me in overnight for observation.
Young Johnny was kept in after school because he was
Contributor: Matt Errey