i Register
In some senses, slammer is marked as slang. Watch for register when choosing this word.
noun
One who, or that which, slams.
Margaret was also, by her own admission, a determined slammer of doors.
Jail, prison.
A man being sentenced for starving some horses chose 24 hours in the slammer with no food rather than seven days with the regular amenities.
A tequila cocktail that is slammed onto a surface to induce fizzing.
One who takes part in slam-dance.
One who competes in a poetry slam.