Marker: A check or stub voucher that is used at gaming tables. This is usually used as running a “tab” when a player has good credit with the casino.

Martingale System: Doubling up a bet after taking a loss.

Match Play: A points based gaming system commonly seen in tournaments used when players play against one another until one player reaches a fixed number of points to win.

Mechanic: A slang term to describe a cheating dealer.

Mechanical Machine: The original form of slot machines that are operated by gears, pulleys, springs, levers and a handle that was the direct way to start the reel spin.

Microprocessor Machine: Today’s new style of slot machine, computerized screens and a computer chip that simulates the play of the older style slot machines. A “random number generator” is used for the outcome of a game.

Mini-baccarat: A downsized version of baccarat using less players, dealers and formality but played the same as baccarat.

Monkey: A card valued 10. Commonly used in blackjack

Multipliers: Slot machines that have a max bet of multiple tokens to be used to increase better payouts.