(yawns, yawning, yawned)
1.
If you yawn, you open your mouth very wide and breathe in more air than usual, often when you are tired or when you are not interested in something.
She yawned, and stretched lazily...
VERB: V
•
Yawn is also a noun.
Rosanna stifled a huge yawn.
N-COUNT
2.
If you describe something such as a book or a film as a yawn, you think it is very boring. (INFORMAL)
The debate was a mockery. A big yawn...
The concert was a predictable yawn.
= bore
N-SING: a N
3.
A gap or opening that yawns is large and wide, and often frightening. (LITERARY)
The gulf between them yawned wider than ever...
VERB: V