look up any word, like donkey punch:
 
1.
A random sound exclaimed by a person to express amusement at something funny/ironic/weird/stupid/crazy.
Oomp! Look what Jessica did to Keyasha!
by RandomNws August 10, 2011
13 6
 
2.
Pile of shit at the bottom of a hand rail
Don't do that rail there's an oomp
by ChiltonBurr March 11, 2005
12 19