Yawnese

the incoherent language spoken when one tries to talk and yawn at the same time.

Emily tried to give me directions this morning, but she was so tired, I couldn't understand her Yawnese.

by MichiganJ March 26, 2009

yawnese

The unclear language one speaks when yawning

Adam: Gosh am so tired!
Becca: I know, you've been speaking yawnese all night.

by proffessor010 October 16, 2010