lockup

In real, traceable use. Part of the curated seed collection; community review is coming.

Meaning · English

A jail cell; a period of incarceration in such a cell; a facility containing such cells.

Register: slang

Where it’s used: Used American English

Examples

He's in lockup for 30 days for drunk and disorderly.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “lockup” mean?

A jail cell; a period of incarceration in such a cell; a facility containing such cells.

Is “lockup” formal or informal?

lockup is generally slang.