doupdoup 

another word to describe having to go poop.
Said by dane cook in one of his comedy acts.

"dont you just sit there while your taking a doupdoup and take the time to read the back of shampoo bottles while your waiting on the toilet"?

doupdoup by christina aka C-slice September 24, 2007

doup doup 

while having sex,the man pulls out and puts it in the booty-hole then puts it back in the vag

bro my cousin definatly gave her the ol' doup doup

doup doup by matt g nukka January 6, 2008