sub in

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

Meaning · English

To replace something or take someone's place,

Where it’s used: Used American English

Examples

As the Medford native was replacing McKennie, Shaq Moore ran off the bench to sub in for Dest. And England manager Gareth Southgate made another move while he could, Marcus Rashford for Bukayo Saka.

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 “sub in” mean?

To replace something or take someone's place,

Is “sub in” formal or informal?

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