lockup has definitions from the field of law
1
[ noun ] (law) jail in a local police station

Used in print

(Joseph Chadwick, No Land Is Free....)

Brannon said , `` Now the key to the lockup , Marshal '' .

The door of the lockup was of oak planks and banded with strap iron .

Related terms

jail

2
[ noun ] the act of locking something up to protect it

Synonyms

locking

Related terms

protection lock_in

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