1 definition found From The Collaborative International Dictionary of English v.0.44 [gcide]: Bluster \Blus"ter\, verb (used without an object) [imp. & p. p. {Blustered}; p. pr. & vb. n. {Blustering}.] [Allied to blast.] 1. To blow fitfully with violence and noise, as wind; to be windy and boisterous, as the weather. And ever-threatening storms Of Chaos blustering round. --Milton. 2. To talk with noisy violence; to swagger, as a turbulent or boasting person; to act in a noisy, tumultuous way; to play the bully; to storm; to rage. Your ministerial directors blustered like tragic tyrants. --Burke.

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