stand in

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

Sense 1

Meaning · English

To substitute for; to replace; (theater) to serve as an understudy.

Where it’s used: Used American English
Sources & notes

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

Sense 2

Meaning · English

To make one of a party in a bet or other speculation.

Sources & notes

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

Sense 3

Meaning · English

To take a side in a dispute.

Sources & notes

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

Sense 4

Meaning · English

to make one of a party in a bet or other speculation; to take a side in a dispute.

Era: ca. 1874 (Victorian)

Where it’s used: Origin British & Irish English
Sources & notes

Historical definition reproduced from Hotten’s The Slang Dictionary (1874, public domain; Project Gutenberg #42108, retrieved 2026-07-31). Reflects the attitudes of its era.

Common questions

What does “stand in” mean?

To substitute for; to replace; (theater) to serve as an understudy.

Is “stand in” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.