Top definition
The phenomenon that occurs when a woman with extensive breast implants turns to her left or right and her breasts remain pointing in the direction she was originally facing.

Compound of boob and lag.
"Holy crap, did you see that hooker's breasts stay still while she moved around?"
"Yeah man. Total booblag."
by dv5 June 03, 2009
Get the mug
Get a booblag mug for your dad James.