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1.
The opposite of yippee; a statement of displeasure.
I caught my wife cheating on me with my best friend, yippoo.
by M. Dean March 06, 2008

Words related to yippoo

crap dammit fuck goddammit shit yippee
 
2.
The opposite of yippee. A declaration of bad news.
My wife is cheating on my with my best friend, yippoo!
by M. Dean March 06, 2008