Definition of express:
		
	
		
		
		(adj) :
		
		moving or operating quickly, as a train not making local stops; 
Specific or 
precise
		 
								
				"I gave him express instructions not to begin until I arrived, but he ignored me."
			
			
	
		
		
		(n) :
		
		a mode of transportation, often a train, that travels quickly or directly
		
								
				"I took the express into town."
			
			
	
		
		
		(v) :
		
		to convey meaning; to 
excrete or cause to excrete, especially said of 
milk
		 
								
				"words cannot express the love I feel for him."