blow hard; be gusty, as of wind; "A southeaster blustered onshore"; "The flames blustered
noisy confusion and turbulence; "he was awakened by the bluster of their preparations"
If you say that someone is blustering, you mean that they are speaking aggressively but without authority, often because they are angry or offended. `That's lunacy,' he blustered He was still blustering, but there was panic in his eyes. Bluster is also a noun. the bluster of the Conservatives' campaign