look up any word, like cleveland steamer:
 
3.
Someone who likes to rub up against you accidentally on purpose, especially at work. Someone who likes to rub their private parts up against you then leave.
Dave would welcome the new women temps, then do his famous Bump n run.
by KIMBERLY SHIPLEY April 24, 2008
 
1.
Refers to a technique used in NASCAR to pass a car usually on a short track such as Bristol. The car attempting the pass slightly bumps the car in front of them just enough to make the slide up the race track, giving the passing car room underneath to pass.
In 2003 Jeff Gordon ending his winless streak by using a bump 'n run at the end of the race to pass Rusty Wallace in the Sharpie 500 at Bristol.
by Rick Watts February 09, 2006
 
2.
Someone who accidentally
on purpose likes to rub or grind their crotch against you. Someone who likes to back up their booty into your nay nay. Someone who likes to cop a feel.
Dave liked to Bump 'n Run against all the new temps, even though he's now a chicken plucker.
by KATSKAN October 02, 2008