What does Aggro mean in World of Warcraft? Aggro WoW Term Definition

Aggro in World of Warcraft is a term that comes from “aggression” or “aggravation”. Generally it is used to refer to when an enemy is trying to attack you. Aggro is based on your threat: if you have the highest threat, you will usually have aggro. The aggro WoW term is known by almost all players, particularly those who raid and run instanced dungeons.