Noun
(uncountable) Amateur fiction created by fans, incorporating the characters and concepts of a commercial media property, typically without permission from the author or owner.
(countable) A work of fan fiction.
(dated, fandom slang, uncountable) Fiction about fans and fandom created by members of fandom.
Synonym: faan fiction
fan-fiction (countable and uncountable, plural fan-fictions)
Alternative spelling of fan fiction
fan-fiction
Fan fiction The Japanese fan fiction ( dōjinshi ) subculture emerged contemporaneously with its English equivalent in the 1970s. Source: Internet