Meanings
nounM4 (countable and uncountable, plural M4s)
plural M4s
- UKcountableuncountablemoney supplybroad money
- abbreviationcountableellipsisuncountableengineeringEllipsis of M4 carbine, a military assault rifle.
Synonyms & antonyms
Also see
Cite this entry
APA
M4. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/M4
MLA
“M4.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/M4. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “M4,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/M4.
Source: M4 on Wiktionary, CC BY-SA 4.0.