referring to the amount of "material" in one's ass
Yo, da hoe gots a lotta junk in da trunk
by angel4325 September 04, 2004
A female who has a nice or unusually large ass.
Damn son yo shawty over dere got sum junk in da trunk!
by Big Willie November 28, 2003
Big booty usually a big one that is very "velupcuious"(not spelled right).ba dunka dunk
That way you shake that "junk in da trunk" it turns me out.
by MonkeyPimp March 18, 2006