M4A

Internet Of audio, a masculine or male voice using non-identifying pronouns; audio spoken by a man intended for a listener of any sex or gender.

Abbreviation, Initialism Initialism of Medicare For All; a left-wing political movement in the United States advocating for a universal, single-payer healthcare system run entirely by the government, as opposed to for-profit, private insurance companies.

Abbreviation, Initialism Initialism of MPEG-4 Audio.