Definitions by JohnnyP0987

ugg mug 

1. When someone falls asleep with their head tilted back, mouth slightly opened and lips still closed.
2.When someone is sleeping and think that their piers are making fun of them, they put a sour face on. also know as an Ugg Mug

"Man look at that she kind of has a ugg mug on!!"

ugg mug by JohnnyP0987 July 26, 2011