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1. Informal A jail, especially one in which offenders are held while awaiting a court hearing.
a. The act or an instance of locking.
b. The state of being locked.
1. a jail, esp. a local one for temporary detention.
2. the act of locking up or the state of being locked up.
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|Noun||1.||lockup - jail in a local police station|
|2.||lockup - the act of locking something up to protect it|
protection - the activity of protecting someone or something; "the witnesses demanded police protection"