n.
1.a correctional institution used to detain persons who are in the lawful custody of the government (either accused persons awaiting trial or convicted persons serving a sentence) gaol v.
1.lock up or confine, in or as in a jail
Idiom of the Day
a fine-toothed/tooth comb
a very careful check of something
We went over the apartment with a fine-toothed comb but I could not find my keys.