bumpin' 

1. A term used for music when played at a high volume.

2. A complimentary adjective.

"Yo dude that new stereo system of yours is bumpin'!"

bumpin' by LynZ Malakian May 7, 2004

Bumpin' 

when your driving with a car that has subs and you blare rap music with bass.

Mark and Josh were bumpin' to Sexy Bitch in his 350z

Bumpin' by Josh Ch00bsworth November 3, 2009

Bumpin' 

The act of closely following another vehicle, almost literally sitting on the bumper.

Driver 1: Two drops of rain hit my windshield so I'm going to drive 2 miles per hour.
Driver 2: I guess I'm going to be bumpin' this guy all the way down the road!

Bumpin' by Shoie13 December 23, 2008

bumpin' 

Headache, normally induced by to much drinking

Yo, my head is bumpin'

bumpin' by master J in the J December 16, 2008

Bumpin' 

Welsh slang. Used to describe something / someone that is less than appealing.

Mate, don't ever go to 'Taybarn's, the food there is bumpin'.

Did you see that girl Briggs pulled last night!? She was bumpin'.

Bumpin' by Lozbian May 5, 2011

Bumpin' 

Fun!

Thiz party iz bumpin u know crunk! ...

Bumpin' by Bri November 24, 2002

Bumpin' 

A good figure, nice body (For girls)

Her body's bumpin', man!!!!

Bumpin' by Will November 11, 2003