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

• take a hike
• take a hit
• take a hop
• take a joke
• take a leak
• take a look
• take a powder
• take a shit
• take aback
• take account
• take advantage
• take after
• take aim
• take apart
• take arms
• take back
• take care
• take chances
• take charge
• take control
• take effect
• take exception
• take fire
• take five
• take flight