slam·mer /ˈslæmɚ/
  [常作the slammer][俚]班房
  slammer
       n 1: a person who closes things violently; "she's a dramatic
            slammer of doors"
       2: 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) [syn: jail, jailhouse, gaol, clink]