Definition of fustian

• n. - A kind of coarse twilled cotton or cotton and linen stuff, including corduroy, velveteen, etc.
• n. - An inflated style of writing; a kind of writing in which high-sounding words are used,' above the dignity of the thoughts or subject; bombast.
• a. - Made of fustian.
• a. - Pompous; ridiculously tumid; inflated; bombastic; as, fustian history.