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

• nose cone
• nose drops
• nose flute
• nose job
• nose out
• nose ring
• nosebag
• noseband
• nosebleed
• nosecount
• nosed
• nosedive
• nosegay
• noseless
• nosepiece
• nosewheel
• nosey
• nosey-parker
• nosh
• nosh-up
• nosher
• nosily
• nosiness
• nosocomial
• nosography