Definition of "fi" in Englisch

noun

1. (music) The solfeggio syllable used to indicate the sharp of the fourth note of a major scale.

noun

1. (in combination) Abbreviation of fidelity (e.g. in hi-fi, lo-fi, or wi-fi).

2. (in combination) Abbreviation of fiction (e.g. in sci-fi).

preposition

1. (Jamaica) Alternative form of to.