Short for wordbonosaurus/word. An swelling of the male member by the circulation of blood, also known as an erection. Used to refer to an erection in public.
1. You see that girl? She got major hotential, and gave me a massive b-rex.
2. Damnit, why did i wear sweatpants today! Now everyone can see my massive 8 inch b-rex!
2. Damnit, why did i wear sweatpants today! Now everyone can see my massive 8 inch b-rex!
by noodles April 17, 2006
Get the b-rex mug.A girl, with a blow job factory for a mouth, who brings both hands to her chest when she's drunk and walks around like a dinosaur.
by T bone79 June 09, 2011
Get the B-rex mug.