Definitions
1.nounA state or other armed participant in warfare"The UN sent a treaty proposal to the belligerents."
2.adjectiveEngaged in warfare, warring.
3.adjectiveEager to go to war, warlike.
4.adjectiveOf or pertaining to war.
5.adjective(by extension) Aggressively hostile, eager to fight.
6.adjectiveActing violently towards others.
7.adjectiveUncooperative.