1. a person who talks loudly, persistently, or complainingly
Usage: informal

Examples

• The constant yammerer in the office made it hard to concentrate.
• Don’t be such a yammerer about the weather.
• She’s known as the neighborhood yammerer who complains about everything.
• The meeting was dominated by one yammerer who wouldn’t stop talking.
• He turned into a real yammerer after losing the game.
• The teacher had to quiet the yammerer in the back row.