fanboy

• fanboi (informal)

fan +‎ boy

fanboy (plural fanboys)

1. (fandom slang, often derogatory) A male fan who is obsessive about a particular subject (especially, something or someone in popular entertainment media).
   • 1988 August, Bart Bull, “Comics”, in Spin, volume 4, number 5, →ISSN, page 41:

     (It's in the nature of comic book fanboy obsessiveness that all of these Eras and Ages and such have been religiously chronicled; it's equally in their nature that no two fanboys can ever agree about anything about any of these Ages and Eras; everything is up for debate, eternally and in microscopic detail.)

   • 1998 September, Brian Doherty, “Exposure: Tales From the Dark Side”, in Spin, volume 14, number 9, →ISSN, page 108:

     Six years and seven titles later, their company, Top Cow, is the third-biggest-grossing comic line, thanks mainly to a pair of blood-soaked, modern-day Gothics that have been a hit both with fanboys and a growing number of women.

   • 2008 December 10, Tim Barribeau, “What's so great about Macs?”, in The Sydney Morning Herald‎, →ISSN, archived from the original on 22 April 2014:

     Apple fanboys have always devoted equal parts of their mind to genuine reasons to praise their chosen corporation, and to blindly ignoring its faults.

• fangirl

• fanboyish
• fanboyism

fanboy (third-person singular simple present fanboys, present participle fanboying, simple past and past participle fanboyed)

1. (fandom slang, intransitive) To worship, support, drool over the object of affection; to be a fanboy.
   • 2013, Rowan Lake Jr, Heaven Fighter Angelon‎:

     James has a tendency to fanboy when something he likes is done wrong.

   • 2019, Ocean Vuong, On Earth We’re Briefly Gorgeous, New York: Penguin, [Acknowledgements],

     To Yusef Komunyakaa, thank you for […] tolerating my fanboying when, by luck, I sat down beside you one rainy night in a West Village theater […] and kept yapping about everything and nothing at all.

• geek
• nerd
• otaku