ˈfəstē, -ti adjective
( -er/-est )
Etymology: Middle English, from fust wine cask (from Middle French, club, stick, tree, cask, from Latin fustis club, staff) + -y — more at beat
1. Britain : impaired by age or dampness : moldy
fusty hay
2. : saturated with dust and stale odors : musty
rummage into fusty rooms — Howard Griffin
3. : old-fashioned or rigidly conservative : antiquated
a fusty elderly gentleman in a threadbare morning coat — George Bellairs