aggro

Meanings

1. Aggravation; bother.
2. Aggressive behaviour; loud, intimidating behaviour that convincingly threatens violence without necessarily actually becoming violent.
3. A measure of a player's level of belligerence.
4. Hostile attention from an enemy.

1. Angry.
2. Aggressive; inclined to attack (including, in video games, without having first been attacked).
3. Of a deck, designed for aggressive play that seeks to defeat the opponent in the early stages of the game.
4. Of a player, favoring such decks.
5. Hardcore, aggressive.

1. To become aggressive towards the player's character.
2. To cause (a non-player character) to become aggressive towards the player's character.

Etymology

From a clipping of aggravation + -o (diminutive suffix), influenced by aggressive.