[mark] {n.} A suitable victim for a con or swindle.

[markdown] {n.} A reduction in price. * /Joan asked, "Do you […]

[marked man] {n. phr.} A man whose behavior has made him […]

[masking tape] {n.} A paper tape that is stuck around the […]

[master copy] {n.} 1. A perfect text to which all copies […]

[master key] {n. phr.} A key that opens a set of […]

[master of ceremonies] or [M.C.] or [emcee] {n.} The person in […]

[mastermind] {n.} A person who supplies the intelligence for a project […]

[matelot] {n.} Sailor (from the French).

[matter of course] {n. phr.} Something always done; the usual way; […]