We found 2 dictionaries that define the word m-1 rifles:

General (2 matching dictionaries)

1. M-1 rifles: Merriam-Webster
2. M-1 rifles, M-1 rifles: Collins English Dictionary

(Note: See m-1_rifle as well.)

Definitions from WordNet (M-1 rifle) ▸ noun:  a semiautomatic rifle ▸ Also see m-1_rifle ▸ Words similar to m-1 rifles ▸ Usage examples for m-1 rifles ▸ Idioms related to m-1 rifles ▸ Wikipedia articles (New!) ▸ Words that often appear near m-1 rifles ▸ Rhymes of m-1 rifles ▸ Invented words related to m-1 rifles