Definitions by EPAK

Yawn Boner 

When one yawns, starting a huge overall orgie of yawning that spreads throughout the room.

(Adam yawns)
(EP yawns)
(Dylan yawns)
Adam: That was a great yawn boner!
EP: Just a great overall yawn boner is what it was!

Yawn Boner by EPAK February 4, 2010