yapper
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
A person's mouth, especially one that gossips or talks too much.
Register: slang
Where it’s used:
Used
American English
Examples
Shut your yapper or I'll shut it for you!
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 “yapper” mean?
A person's mouth, especially one that gossips or talks too much.
Is “yapper” formal or informal?
yapper is generally slang.