Those fat ass titties that look like they bout to fukin pop at any second. Real big and perky and don't sag.
Pamela Anderson, Dolly Parton, or Carmen Electra. Bra Sizes: Big C Cups or higher. "DAMN! She got them bubble tits son!" or "Ay, yo momma got sum big ass bubble tits." or "I wanna motor boat those bubble tits ova there"