(transport) Initialism of automatic/automated fare collection system.

(American football) Initialism of American Football Conference. / (Australian rules football) Initialism of Adelaide Football Club. / (computing) Initialism of Application Foundation Classes.

Initialism of adult foster care. / (soccer) Initialism of Association Football Club. / (seduction community) Initialism of average frustrated chump.

(seduction community) The state of being an AFC.