Definify.com

Definition 2024

yawner ‎(plural yawners)

A person who yawns.
(figuratively) Something unexciting or boring that induces yawning, as a book, sporting event, or performance.
- 1997, Mark Coatney, "Football: The Big Sleep," Time, 21 Oct:
  The game's over, and the Bills are winners in a 9-6 yawner that saw no touchdowns and sent the nation to bed early.