2 definitions by Stan the Man 54

Door knobs

Nipples that are swollen or are bruised, usually after someone has been "titty twisted". Resembles the nipples being twisted like door knobs.

Joey: Yo, look how bruised Patrick's nipples are.
Jason: Yea, those are some crazy door knobs

by Stan the Man 54 December 12, 2016

Another word to describe someone or something that is tall, long or fat. B.U for short.

Joey: Yo, Bens dick is a big unit. It must be 7 inches

Jason: I heard it was 8, what a B.U!

by Stan the Man 54 September 25, 2016