n. | 1. | The first attack, or act of hostility; the first act of injury, or first act leading to a war or a controversy; unprovoked attack; assault; |
Noun | 1. | ![]() |
2. | aggression - a feeling of hostility that arouses thoughts of attack Synonyms: aggressiveness | |
3. | aggression - violent action that is hostile and usually unprovoked Synonyms: hostility | |
4. | aggression - the act of initiating hostilities | |
5. | aggression - deliberately unfriendly behavior |