F1

F1

1. (motor racing) Initialism of Formula One / Formula 1.

   Hypernyms: FISA, FIA

   Coordinate terms: (derived) FOTA, FOCA, F1DA, FOM

   Coordinate terms: F2, F3, F1600, F2000, F3000, FE, GP1, GP2, GP3, GP

F1

1. (finance) Short-term bond credit rating by Fitch Ratings, indicating that the issuer's ability to meet its obligations is very strong.

• Audio (General Australian):

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F1

1. (genetics) Ellipsis of F1 hybrid.
2. (slang, dated) help or advice (derived from the common usage of "F1" as the help key, during the DOS era of computing programs)

   (Can we add an example for this sense?)