fus ‧ ti ‧ an /ˈfʌstiən $ -tʃ ə n/ BrE AmE noun [uncountable]
[ Date: 1200-1300 ; Language: Old French ; Origin: fustaine , probably from Latin fustis 'heavy wooden stick' ]
1 . a type of rough heavy cotton cloth, worn especially in the past
2 . literary words that sound important but have very little meaning
—fustian adjective