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2 definitions by chubbumpmaster132

 
1.
You take a partially hard penis and thrust upon a girls leg, thigh, and or ass to show her what your working with.
I gave that fatty a chub bump.
by chubbumpmaster132 February 06, 2010
11 3
 
2.
One that comes between you and a hot chick scaring her off so you can't bang her.

And or cock block.
While recaping the night with the fellas i just remember there was a guy being a real gedi.
by chubbumpmaster132 February 07, 2010
3 0