adj. 发霉的；守旧的，老式的 (fusty的变形)

Fusty \Fusty\, a. [Compar. {Fustier}; superl. {Fustiest}.] [See
{2d Fust}.]
1. Moldy; musty; ill-smelling; rank. ``A fusty nut.'' ``Fusty
plebeians.'' --Shak.

2. Moping. [Archaic]

A melancholy, fusty humor. --Pepys.