bluster

Universal Words verb 1 to talk in an aggressive or threatening way, but with little effect: [Vspeech] 'I don't know what you're talking about,' he blustered. * [V] a blustering bully 2 [V] (of the wind) to blow violently: Outside the wind was blustering. bluster noun [U]: I wasn't frightened by what he said-it was all bluster.