Street terminology for a person addicted to both crack cocaine and heroin at the same time.
He buyin' rocks AND blows because he do BOTH.....He's double breasted, man!
by Macktackular Chi Town Po Po September 18, 2007
Having more tits than brains, usually do to implants
"Chesty Love" with her 56FFs was the most double breasted woman around
by greenguy253 December 07, 2009