N.B.R.

those who consist of the Natural Born Racing crew.

have you seen that new racing crew? they're called N.B.R.

by integras August 05, 2006

Nipple to Breast Ratio (N.B.R.)

The ratio the areola to breast, in which the breast will be judged upon.

Jenny had bad N.B.R. because her nipples were the size of dinner plates.

by JoeVandal September 09, 2003

N.B.R.

its an acronym meaning: Naked Bitches Rule

Say it whenever you feel like it.

Pers1: N.B.R. WOO!
Pers2: Dude, i know.

by downtown262 December 06, 2007