My user name in the forum ("Come Forth and Multiply") has nothing to do with sex. It's an anology for all members getting together and inviting more to join, so they can invite more, and so on and so on.
Mine is...Eh...Sorta hard to place. A "nub" is a video-game reference to someone who is either new to a game, or just plain sucks at a game (that's how it originated anyway, now you can just use it wherever). I think I might have actually seen someone named nubzor before, or maybe I just thought adding zor sounded neat lol. Nubz0r...add the 0 to make it look even cooler. :P