A sluty girl can also be called Jizz Disposal Unit
Dude, that hoe at Dairy Queen is a JDU!
by jgirard December 14, 2007
JDU stands for: Jizz Disposal Unit
Girls that you know are sluts are JDU's
by typer1112 November 28, 2007
JDU is a jizz disposal unit, this is a girl that all she is good at is taking in sperm
by Zach Gossett December 6, 2007