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1.
to romp a romping hill at rompin speeds with 300 romp power in the engine

pretty much just dominate shit
yesterday i went romping in my car.
by mrbigdick August 26, 2008
 
2.
Another cooch slang term for sex.
Britt and I eventually had a rompin.
by FoxMamma January 28, 2013
 
3.
An exclamatory word used to express the extreme awesomeness of a particular situation.
Ian: Dude I just scored a free keg from this skeez!
Joey: Rompin'!
by DistrictPloy June 24, 2010