A man who repeatedly gets ass like its his fuckin job. he goes hard on the poon. (poon=vagina). A man who is a poon pounder is respected by all around him and can basically do whatever he wants with any girl he wants.
Guy 1: "Dude, did you hear about Chris and Jude at that party last night?"
Guy 2: "Yeah man, I heard they got ass from at least 3 different girls a piece."
Guy 1: "Those guys are true poon pounders."
Guy 2: "They are my idols. I can only dream to get as many girls as those guys."