Definition of "FIA"

(Internet slang, vulgar) Initialism of fuck it all.

(British) Initialism of Fellow of the Institute of Actuaries (professional qualification)  examples

(slang) Abbreviation of FIA curbing or FIA kerbing, a form of roadside kerb formerly specified in the FIA ruleset for Formula 1 during the 1980s, for F1 Grand Prix circuits.