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What does SF stand for?

SF stands for Semper Fidelis (US Marine motto; Latin: Always Faithful)

This definition appears very frequently and is found in the following Acronym Finder categories:

  • Military and Government
  • Slang/chat, popular culture

See other definitions of SF

Other Resources:
We have 147 other meanings of SF in our Acronym Attic

Samples in periodicals archive:

Dubbed "The March King", he composed 136 marches including Semper Fidelis, the official march of the US Marine Corps, and The Liberty Bell, better known as the Monty Python theme.