| machine gun |
an automatic gun that fires bullets in rapid succession as long as its trigger is pressed. |
| machine-gun |
to shoot at, wound, or kill with a machine gun. |
| machine language |
a computer language that presents information and instructions in symbols used directly by the computer with no translation. |
| machine pistol |
a light submachine gun. |
| machinery |
machines, collectively. [3 definitions] |
| machine shop |
a factory, section of a factory, or workshop in which machines are made or fixed. [2 definitions] |
| machine tool |
an automatic or semiautomatic power-driven tool, such as a punch press, lathe, or drill, used to cut or shape metal in the manufacturing of machines and machine parts. |
| machinist |
a person who is skilled in the operation, repair, or building of machines. |
| machinist's mate |
a petty officer trained to operate and repair ships' engines. |
| machismo |
masculinity as displayed in courage, assertiveness, and dominance, esp. over women. |
| Mach number |
(sometimes l.c.) the ratio of the speed of an object, or the flow of a fluid, to the speed that sound travels in the environment in which the object, or fluid, is moving; Mach. |
| macho |
embodying or demonstrating a conception of masculinity emphasizing strength, assertiveness, and dominance. [2 definitions] |
| Machu Picchu |
an extensive Inca ruin located in the Andes Mountains northwest of Cuzco, Peru. |
| Macintosh |
a series of personal computers sold by Apple. |
| Mackenzie River |
a river in Canada flowing from Great Slave Lake west and north toward the Arctic Ocean. |
| mackerel |
any of a number of related Atlantic food fish, esp. one with dark, wavy marks across the back and a silver underside. [2 definitions] |
| mackerel sky |
a sky mottled with rows or strings of small cirrocumulus or altocumulus clouds that resemble the markings of a mackerel. |
| mackinaw |
a heavy, short, double-breasted coat, usu. of heavily napped, plaid wool. |
| mackintosh |
a raincoat made of a waterproof, rubberized cloth. [2 definitions] |
| macramé |
a decorative hanging, trimming, or the like, heavier than lace, that is made by twisting, interlacing, and knotting cords. [2 definitions] |
| macro |
an abbreviated computer instruction that represents a particular sequence of instructions; macroinstruction. [2 definitions] |