slammer

nouns

a person who closes things violently
"she's a dramatic slammer of doors"
slammer
is derived from
slam
is a type of (narrower)
(baseball) a relief pitcher who can protect a lead in the last inning or two of the game
closer, finisher
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)
clink, gaol, jail, jailhouse, pokey, poky, slammer