Definitions by TBLQueen

TBL 

The lines made on a t-shirt between a girls breasts.
TBL stands for T-shirt boob lines.

'Dude, check out that girl's TBL

Woah, she has amazing TBL'

'You know they're good boobs when there's TBL'

TBL by TBLQueen February 16, 2014