M1A1, M1-A1, M1 A1, or M-1A1 may refer to:

Military

M1A1 Flamethrower The M1 and M1A1 were portable flamethrowers developed by the United States during World War II. The M1 weighed 72 lb, had a range of 15 meters, and had a fuel tank capacity of five gallons. The improved M1A1 weighed less, at 65 lb, had ...

, an anti-personnel weapon * an anti-aircraft 90 mm gun * a U.S. Army bangalore torpedo used in World War II * a variant of the

M1 Abrams The M1 Abrams is a third-generation American main battle tank designed by Chrysler Defense (now General Dynamics Land Systems) and named for General Creighton Abrams. Conceived for modern armored ground warfare and now one of the heaviest ta ...

battle tank * a variant of the M1 carbine with a folding stock for paratroopers * a variant of the

Thompson submachine gun The Thompson submachine gun (also known as the "Tommy Gun", "Chicago Typewriter", "Chicago Piano", “Trench Sweeper” or "Trench Broom") is a blowback-operated, air-cooled, magazine-fed selective-fire submachine gun, invented by United Stat ...

* a variant of the Bazooka rocket launcher

Other

* a port of ''Marathon'' (computer game) * a song by

Gorillaz Gorillaz are an English virtual band formed in 1998 by musician Damon Albarn and artist Jamie Hewlett, from London. The band primarily consists of four fictional members: 2-D (vocals, keyboards), Murdoc Niccals (bass guitar), Noodle (guitar, ...

on ''Gorillaz'' (album) * a clothing label founded in New Zealand

M1A1 clothing division M1A1, M1-A1, M1 A1, or M-1A1 may refer to: Military * M1A1 Flamethrower, an anti-personnel weapon * an anti-aircraft 90 mm gun * a U.S. Army bangalore torpedo used in World War II * a variant of the M1 Abrams battle tank * a variant of the M1 carb ...

* a road built to link two major motorways in

Yorkshire, England Yorkshire ( ; abbreviated Yorks), formally known as the County of York, is a historic county in northern England and by far the largest in the United Kingdom. Because of its large area in comparison with other English counties, functions have ...

, known during construction as M1 A1 Link {{Letter-Number Combination Disambiguation