Definition of abandon:
		
		
		(v) :
		
		stop maintaining or insisting on; of ideas or claims; leave someone who needs or counts on you; leave in the lurch
		
								
				"He abandoned the thought of asking for her hand in marriage"
			
			
	
		
		
		(n) :
		
		the trait of lacking restraint or control; reckless freedom from inhibition or worry
		
								
				"she danced with abandon"