M16

noun
\ˌem-(ˌ)sik-ˈstēn \

Definition of M16 

: a .223 caliber (5.56 millimeter) gas-operated magazine-fed rifle for semiautomatic or automatic operation used by U.S. troops since the mid 1960s

First Known Use of M16

1968, in the meaning defined above

History and Etymology for M16

model 16

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Dictionary Entries near M16

M'Carthy

M'Clure Strait

M-1

M16

M1 rifle

mA

Ma

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The first known use of M16 was in 1968

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