Word Study
m-1
WORDNET DICTIONARY
Noun m-1 has 1 sense
- m-1(n = noun.artifact) garand, garand rifle, m-1 rifle - a semiautomatic rifle; Array is a kind of rifle, semiautomatic firearm
CIDE DICTIONARY
m-1, n.
A semiautomatic rifle which was standard issue to infantrymen in the United States Army in the mid-20th century. [WordNet 1.5]
For further exploring for "m-1" in Webster Dictionary Online