v. to drink heavily. Usually until ones face becomes physically detatched from the skull. There are different degrees of face poundage. It varies from slightly red to bruised all the way to completely and utterly pounded. As a matter of fact, if you are excessively drunk it is possible to have lost your face.
"I'm going to pound face before the game tonight." "So, we pounding face tonight or what?" "Dude, my face is so pounded right now." "OH SHIT, WHERE IS MY FACE?!" "Nah, my face is only slightly bruised at the moment, I'm only six deep."