Definitions by PeAcE fRoG 420

mamograph 

The act of writing your signature on the breast of a fan

Dude 1-"Hey man, guess what!"
Dude 2-"What?"
Dude 1-"I was at a Ted Nugent show and he gave my girlfriend a mamograph!"

mamograph by PeAcE fRoG 420 August 5, 2011