M

Masterpoints (n.)
Something that the ACBL gives for paying your entry fee.

Matchpoints (n.)
A way of measuring how badly your partner did.

Milton Point Count (n.)
The poetic justice that ensues from losing 1100 after opening 1NT with an A543 A65 A76 954 hand.

Mirror (n.)
A distribution of 2 hands that makes you reflect you should have bid NT instead of settle for a suit contract.

Modesty (v.)
A silly concept that went out of fashion several decades ago.

Mt. (prefix)
The initial 2 letters of all of Adam's niks. After he has used 3,794 niks and has exhausted all places on Earth higher than 4000m will have to consult an encyclopedia of Lunar Topology.

Multi (n.)
A convention so simple, it has been outlawed in organizations throught the world.

Murder (v.)
The result of not leading your ace against 7NT.

Myhands (n.)
A constantly updated record of your misfortunes and misbids.