0 to speak in a loud, angry, or offended way, usually with little effect:
[ + speech ] "You had no right to do it, no right at all," he blustered.
2 loud, angry, or offended talk, usually with little effect:
3 talk intended to seem important or threatening but which is not taken seriously and has little effect:
For all his bluster about his military adventures, McLaughlin was enormously likable.
