Top definition
v. Simply pieced together, the onomatopoeic word phap (also spelled fap, that is used to describe the sound made during masturbation) is spliced with the word poop, meaning simply: To masturbate while defecating.
Brian: Oh man bro, I phoop so often that my bathroom consistently smells of dump and cum.

Jacob: What the fuck man, thats nasty.
by Tcreepz13 January 03, 2011
Happy St. Patties Day!
poop - when you're being politein front of your granny (like saying "shoot" instead of shit).
they don't give a phoop
by monkiki February 25, 2005
Happy St. Patties Day!
The sound that a women makes, when pushing cum outta her Vagina, after sex. phooop!!!!
Wow, you came alot i just Phooped my Vagin to death.
by Master_D September 08, 2010
Happy St. Patties Day!
When you go to fart,and instead poop.Also see shart.
Dude,what's that smell;did you just phoop?!
by Mrs.Scalf April 14, 2009
Happy St. Patties Day!
This morning I woke up and grabbed my phone to check my instagram feed and I phoop.
by December 02, 2014
Happy St. Patties Day!