by Fishfry December 15, 2008

It meanz, when ur hella hyphy in your car. Ur car is bumping, the bass in the car is crazy. ITZ A BAY THING, YADIDA!!!! YEEEEEEEEEEEEEEEEEEEEEEEEEEE!!!!!!
Mistah Fab - Slappin In The Trunk
Becuz its slappin in the trunk / knockin in the trunk / soundz like there must be a body in the trunk / becuz itz slappin in the trunk / knockin in the trunk / soundz like there must be a body in the trunk / shhhhhhh / don't tell nobody / don't tell nobody / shhhhhhh / don't tell nobody /...... itz a body in da trunk
Becuz its slappin in the trunk / knockin in the trunk / soundz like there must be a body in the trunk / becuz itz slappin in the trunk / knockin in the trunk / soundz like there must be a body in the trunk / shhhhhhh / don't tell nobody / don't tell nobody / shhhhhhh / don't tell nobody /...... itz a body in da trunk
by Bay Boss September 7, 2006

by Bill B. July 5, 2005

random chick: oww... why did you do that?
me: I am trying to quit really.
random chick: boob slappin?
me: We got meetings!
me: I am trying to quit really.
random chick: boob slappin?
me: We got meetings!
by crampist January 24, 2008

by Javier McWoo January 6, 2008

to slap someone over and over again
usually associated w/ pimps, baby powder, and hoes and/or bitches
usually associated w/ pimps, baby powder, and hoes and/or bitches
by anon December 14, 2003

When partaking in sexual intercourse and the mans testicles slap against thee parters genitalia primarily slapping the clitoris or groin.
by lomik November 25, 2007
