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

• unhomogenised
• unhomogenized
• unhood
• unhook
• unhoped
• unhoped-for
• unhopeful
• unhorse
• unhoused
• unhuman
• unhumorous
• unhung
• unhurried
• unhurriedly
• unhurriedness
• unhurt
• unhygienic
• unhygienically
• uni-
• Uniat
• Uniat Church
• Uniate
• Uniate Christian
• Uniate Church
• uniaxial