MacroA series of commands that are configured to be executed together with one button press.
MagnafluxShort for "magnetic particle inspection." A procedure for checking all ferrous (steel) parts (suspension pieces, connecting rods, cylinder heads, etc.
ManiacA player who does a lot of hyper-aggressive raising, betting, and bluffing. A true maniac is not a good player, but is simply doing a lot of gambling.
markerA diagnostic indication that disease may develop.
marker buoyA small plastic buoy, often fluorescent color that is tossed into the water to mark a fish holding area or a school of fish.
Martingale Betting SystemA type of Double-Up System whereby you double your bets after every loss. Meaning that when you win, you'll win back all of your loss, plus the payoff for…
Martingale Systema system where the player may win at roulette by choosing to bet on one with a 50-50 chance of winning and then just continue to double the bet every time…
Match PlayA casino promotion where players are given special chips that they can bet. They are paid off in regular casino chips on a win.
Materials (MATS)Items and components used in a recipe to make a final product.
Maximum size limitA fishing regulation which protects larger fish. Fish at or above stated size must be released.
mayflyA small aquatic fly that is an important food for trout, which means it is also important for fly-anglers.
MealwormsSmall beetle larvae often used for catching crappies or sunfish.
MechanicSomeone who uses sleight-of-hand in order to cheat at cards.
Minibaccarat - A variation of Baccarat in which a smaller table than usual is used, with less seats, and has one dealer, instead of two dealers and a caller.
mini-jigA small leadhead jig, usually 1/16- or 1/32-ounce, often used for catching crappie or sunfish.
Minimum size limitA fishing regulation which protect smaller fish. Fish not meeting the minimum size must be released.