The term AV in World of Warcraft is short for Alterac Valley, a PvP battleground. Alterac Valley is the largest of the battlegrounds with teams of 40 vs 40 facing off for dominion of an icy valley filled with forts and NPCs to kill. The horde faction is Frostwolf Clan, and the Alliance faction is the Stormpike Guard. The minimum level required to enter is 51. The AV WoW term’s definition is known by most players of the game.