Yapper

//ˈjæp.ə// noun, slang

noun, slang ·Moderate ·College level

Definitions

Noun
  1. 1
    A person's mouth, especially one that gossips or talks too much. slang

    "Shut your yapper or I'll shut it for you!"

  2. 2
    One who yaps.

    "If you want your pack to be a deterrent against burglars or muggers, forget about small dogs, yappers though they be. Focus on the larger breeds, particularly working stock with strong instinctual drives."

  3. 3
    Ellipsis of yapper dog abbreviation, alt-of, ellipsis, informal

    "If you’ve got a yapper dog, take him somewhere else."

Synonyms

All synonyms
babblemouthblabbermouthblatherskitechatterboxmotormouthyapper dog

Example

More examples

"Shut your yapper or I'll shut it for you!"

Etymology

From yap + -er.

Related phrases

yapper dog

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.