Definition of: bluster

(blus′tər) noun
1. Boisterous talk or swagger.
2. A fitful and noisy blowing of the wind; blast. See synonyms under TUMULT.
—v.i.
1. To blow gustily and with violence and noise, as the wind.
2. To utter loud, empty threats; swagger noisily.
—v.t.
3. To utter noisily and boisterously.
4. To force or bully by blustering. [Cf. ON blāstr blast, blowing]
—blus′ter·er noun