Bombast

1. v. t. To swell or fill out; to pad; to inflate.
2. n. Originally, cotton, or cotton wool.
3. n. Cotton, or any soft, fibrous material, used as stuffing for garments; stuffing; padding.
4. n. Fig.: High-sounding words; an inflated style; language above the dignity of the occasion; fustian.
5. a. High-sounding; inflated; big without meaning; magniloquent; bombastic.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.