#1
gaol n. [
jail, jailhouse, clink, slammer, poky, pokey] 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)
. wn #2
gaol v. [
imprison, incarcerate, lag, immure, put behind bars, jail, jug, put away, remand] lock up or confine, in or as in a jail; "The suspects were imprisoned without trial"; "the murderer was incarcerated for the rest of his life"
. wn