v.
   - give up (an action or practice) completely.
- desert or leave permanently.
- 
(abandon oneself to)
 indulge in (a desire or impulse) without restraint. ▸
[ as adj. abandoned]
 unrestrained; uninhibited: ![]()  a wild, abandoned dance. 
n.
 lack of inhibition or restraint.
Phrase
  
    
      - abandon ship
 leave a ship because it is sinking.
 
  Derivative
  
  Etymology
  ME: from OFr. abandoner, from a- (from L. ad ‘to, at’) + bandon ‘control’ (rel. to ban1).