Main definitions of sf in US English:

: sf1SF2

sf1

abbreviation

Music
  • Sforzando.

Main definitions of sf in US English:

: sf1SF2

SF2

abbreviation

  • 1Science fiction.

  • 2Sinn Fein.

  • 3Military
    Special Forces.

Pronunciation

SF

/ˈˌɛs ˈɛf/