Noun
WKF (plural WKFs)
(dated, fandom slang) A famous member of fandom; a celebrity fan.
Sparring matches are typically divided by weight, age, gender, and experience. citation WKF only allows membership through one national organization/federation per country to which clubs may join. Source: Internet
WKF karate competition has two disciplines: sparring (kumite) and forms ( kata ). Source: Internet