refernce to a paladin class player, in the online game WOW(world of warcraft). This paladin in question would be specced to play as a tank while in dungeons and/or raids. The most noted "tankadin", Ledorian (Leddy) of Tortheldrin, is known to pwn warriors faces, daily.
1: Did you see that pwnage?
2: Yea, Ledorian the Tankadin wiped that crappy warrior again.