1. Not yet used or soiled
   "an unused envelope"
   - fresh 
2. Not yet put into use
   "we bought an unused car for a change" 
3. Not in active use
   - idle 
4. Infrequently exposed to
   "feet unused to shoes"

See also: clean, inactive, new, unaccustomed

• sloughing
• sloughy
• Slovak
• Slovak Republic
• Slovakia
• Slovakian
• Slovakian monetary unit
• sloven
• Slovene
• Slovenia
• Slovenian
• Slovenija
• slovenliness
• slovenly
• slovenly person
• slovenly woman
• slow
• slow lane
• slow loris
• slow match
• slow motion
• slow time scale
• slow up
• slow virus
• slow-mo