To yawn and talk at the same time during a conversation so the other person will stop talking to you.
Dude #1: Hey, how are you doing today?
Dude #2: *FAKE YAWNS(Yawntalk)* AHHABLAHHBAHHLLA *YAWNING ENDS*
Dude #1: WTF? Why are you yawntalking?
Dude #2: *FAKE YAWNS(Yawntalk)* AHHABLAHHBAHHLLA *YAWNING ENDS*
Dude #1: WTF? Why are you yawntalking?
by TehYawntalker October 02, 2009