adj. 1 warring; warlike, militant, warmongering, hawkish, jingoistic, bellicose, martial The belligerent nations have agreed to discuss an accord 2 quarrelsome, pugnacious, contentious, disputatious, truculent, aggressive, hostile, combative, antagonistic, bellicose I cannot see why you have to take such a belligerent attitude towards the chairman
n. 3 warring party, antagonist, contestant; warmonger, hawk, jingoist, militant Our country has refused to sell arms to the belligerents in the conflict