Definitions by Stanley P. Tencza, Jr.

yuckapoo 

Interjection. An expression often used to categorize a person, thing, or event as unpleasant or undesirable.

Stan: Cristina, I think I would like to dye my hair blond.
Cristina: YUCKAPOO!

yuckapoo by Stanley P. Tencza, Jr. February 25, 2008