2yawn noun
plural yawns [count] 1 : an act of opening your mouth wide while taking in breath : an act of yawning
▪ I tried to stifle a yawn. 2 informal : something that is very boring
▪ The movie was a great big yawn. [=was very boring]
▪ I tried to stifle a yawn.
▪ The movie was a great big yawn. [=was very boring]
