 
		
		Definition of prime:
		
	
		
		
		(adj) :
		
		first in time, order, or sequence; first in excellence, quality, or value
		
								
				"both the English and French governments established prime meridians in their capitals."
			
			
	
		
		
		(n) :
		
		the earliest stage; the most active, thriving, or successful stage or period
		
								
				"3 is a prime."
			
			
	
		
								
				"you'll have to press this button twice to prime the fuel pump."