To masturbate using one's own fecal matter (poop) as lubricant.

You know when your running around a COD map with the china lake, or underbarrel grenade launcher attachment, and some nub pops out and gets the grenade launched right through him, and it makes that super satisfying "foop" noise. Thats the art of fooping.

to fart, but a little sprinkling of chocolately not-so-goodness from your bumhole squirts out.

The sound a spaceship operated by robots of Krikkit makes when it blinks out of the area, only to reappear in another realm of the galaxy. Unfortunately, you'll probably be dead by the time this word is "said".

Used in The Hitchhiker's Guide to the Galaxy} series

A poopy fart not unlike a shart. But without the vulgar pretense.

n. 1.Ryan Marquardt
v. 2. To insert exactly 2 fingers into the anus.

When you think a girl would be considered foof but upon closer inspection, discover that she is in fact, twelve years old.