yapper

Noun

One who barks or talks excessively and noisily.
A person's mouth, especially one that gossips or talks too much.
One who yaps.

Examples

Shut your yapper or I'll shut it for you!
The YAPPER on the other end was clearly upset about my triple-word play in Scrabble.

Origin / Etymology

From yap + -er.

Scrabble Score: 13

yapper: valid Scrabble (US) TWL Word
yapper: valid Scrabble Word in Merriam-Webster MW Dictionary
yapper: valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 14

yapper: valid Words With Friends Word