(n) a swaggering show of courage
(n) vain and empty boasting
(n) a violent gusty wind
(n) noisy confusion and turbulence; "he was awakened by the bluster of their preparations"
(v) act in an arrogant, overly self-assured, or conceited manner
(v) show off
(v) blow hard; be gusty, as of wind; "A southeaster blustered onshore"; "The flames blustered"