What is the X in X-mas?
"fairy," late 14c., from Old French fae (12c., Modern French fée), from Vulgar Latin *fata "goddess of fate," fem. singular of Latin fata (neuter plural), literally "the Fates" (see fate). Adjective meaning "homosexual" is attested from 1950s.
An adolescent or preadolescent boy as a homosexual sex object
[1970s+ Homosexuals; on analogy with nymphet, probably influenced by fawn]