v. 1 storm, rage, harangue It won't do any good to bluster on about the postal service 2 swagger, strut, talk big, boast, brag, blow one's own horn or trumpet, show off, crow He's always blustering about his conquests
n. 3 swaggering, storming, raging, raving, haranguing, tumult; hot air, puffery, bravado, grandiloquence, Literary rodomontade He's all bluster and will do nothing despite his threats