Simple Definition of fusty
: full of dust and unpleasant smells : not fresh
: very old-fashioned
Examples of fusty
The trunk was full of fusty clothing.
<couldn't stay too long in the fusty attic without sneezing>
Origin of fusty
probably alteration of Middle English foisted, foist musty, from foist wine cask, from Anglo-French fust, fuist wood, tree trunk, cask, from Medieval Latin fustis
First Known Use: 14th century
Synonym Discussion of fusty
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