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1.
shirt worn by male or female that shows off the breasts
Dang girl that boob shirt hides nothing from the imagination- i can see your nipples!
by clevergypsy February 22, 2007
 
2.
A shirt that shows off a girls boobs.
I love your boob shirt, it makes your titties stick out like blaow!
by Dahn April 23, 2008