Natural	:	Blackjack-the ace and a ten-value card dealt as an original hand.Craps-a 7 or 11 thrown on the come out roll.Baccarat-an 8 or 9 dealt on the first two cards.
Nickel Chips, Nickels	:	The insider's term for $5 chips.
Noir (Roulette)	:	French for black.
Numbers (Craps)	:	The 4, 5, 6, 8, 9, and 10 rolled during the course of a shoot.
Nut	:	The overhead costs of running a casino.