Lockup

[Sarah]

A place where persons under arrest are temporarily locked up; awatchhouse.

[Becky]

When your brain shuts down after seeing a fantastic piece of ass walk by, preventing you from continuing whatever you were doing.

[Merna]

Lockup in NASCAR. When a tire stops turning under braking and locks up, thereby skidding.

[Couch Potatoe]

A jail, especially a temporary one.

[Dorothey Allen]

a small room, used as a prison, usually in a small town, in which criminals can be kept for a short time