Definitions
1.VerbTo open the mouth widely and take a long, rather deep breath, often because one is tired or bored, and sometimes accompanied by pandiculation."I could see my students yawning, so I knew the lesson was boring them."
2.VerbTo say while yawning.
3.VerbTo present a wide opening; gape."The canyon yawns as it has done for millions of years, and we stand looking, dumbstruck.; Death yawned before us, and I hit the brakes."
4.VerbTo open the mouth, or to gape, through surprise or bewilderment.
5.VerbTo be eager; to desire to swallow anything; to express desire by yawning."to yawn for fat livings"
6.NounThe action of yawning; opening the mouth widely and taking a long, rather deep breath, often because one is tired or bored.
7.NounA particularly boring event."The slideshow we sat through was such a yawn. I was glad when it finished."