bombast
adjective
1. High-sounding; inflated; big without meaning; magniloquent; bombastic.
noun
1. pompous or pretentious talk or writing
Similar word(s): blah, claptrap, fustian, rant
Definition categories: communication, grandiloquence, grandiosity, magniloquence, ornateness, rhetoric
verb
1. To swell or fill out; to pad; to inflate.