The act of initiating hostilities or invasion. / The practice or habit of launching attacks. / Hostile or destructive behavior or actions.

plural of aggression

present participle of aggress

simple past tense and past participle of aggress

Characterized by aggression; unjustly attacking; prone to behave in a way that involves attacking or arguing.

One who is aggressive. / (US, LGBT, Black lesbian slang) A (Black) woman who presents as masculine; a butch.

In an aggressive manner.

Aggression.

(transitive) To set upon; to attack.

Third-person singular simple present indicative form of aggress