1 definition by 1,2,3,4,5

uau

Under-aged user. You might see this on a message board where people are acting below the intended age.

"Leno shouldnt of fired Conan and stoled his job on the tonight show yo"

"Yeah, because that's totally what happened. Fucking UAU."

by 1,2,3,4,5 May 15, 2010