[fus.ty] adj fus.ti.er ; -est [ME, fr. fust wine cask, fr. MF, club, cask, fr. L fustis] (14c) 1 Brit: impaired by age or dampness: moldy
2: saturated with dust and stale odors: musty
3: rigidly old-fashioned or reactionary syn see malodorous -- fus.ti.ly adv -- fus.ti.ness n