A foomp is when something magical happens along the lines of something growing instantly or blowing up instantly but in a pleasant way. More along the lines of something good just happened.
a gun goes bang.
fireworks go bang.
cars crashing go bang.
an instant growing mushroom tree goes foomp.
a penis goes foomp.
a scoreboard goes foomp.
by brojuana February 22, 2012
Get the foomp mug.
The sound that occurs when certain items accidentally hit the floor, your head, or while opening a champagne bottle. Foomp can also describe something exaggerated or tall.
Dude, I knew instantly that a soccer ball just hit you in the head because I heard it go foomp!

Whoa, did you see that blonde chick's 80s waterfall bangs? They were all foomp!
by anniesokay612 May 26, 2021
Get the Foomp! mug.
an overly grown, undertrimmed pubic hair area. when the hair grows to a point you could braid.
ex: when taking off of the underwear it makes a noise....."FOOMP"
by sabrina varvatos December 25, 2005
Get the foomp mug.
the damn feathers that rise up on fuckin cockatiels. stupid ass birds
the stupid birds foomp went crazy after i farted
by DOOX64 March 21, 2010
Get the foomp mug.
onomatopoetic: a foam earplug
take your foomps out so you can hear me.
by neologist1 May 10, 2006
Get the foomp mug.
To take another persons seat.
After Jim got up, Pablo foomped him. "foomp"
by Regal October 24, 2003
Get the foomp mug.
verb, the act of exhaling into someone's nose while they are unsuspecting. Usually unpleasant but not severe.

note: the term comes from the noise that the "foompee" (person that gets foomped) hears when the procedure is performed.
John foomped Tabatha while she slept.
by GioGraphix March 21, 2006
Get the foomp mug.