penalty box

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun An area to the side of an ice-hockey rink or a playing field in which penalized players wait out the time of their penalties.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun ice hockey An enclosed bench where a player must remain for timed period (a penalty) that is assessed after an infraction.
• noun soccer The penalty area.
• noun idiomatic, figuratively A temporary punishment, or, metaphorically, a similar setback (e.g., loss of control, embarrassment, etc.).

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun (ice hockey) an enclosed bench to the side of an ice-hockey rink for players who are serving time penalties