Fanboy

//ˈfænˌbɔɪ// noun, verb, slang

noun, verb, slang ·Moderate ·College level

Definitions

Noun
  1. 1
    A male fan who is obsessive about a particular subject (especially, something or someone in popular entertainment media). derogatory, often, slang

    "(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.)"

  2. 2
    A male fan who is obsessive about a particular subject (especially, someone or something in popular entertainment media) wordnet
Verb
  1. 1
    To worship, support, drool over the object of affection; to be a fanboy. intransitive, slang

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

Synonyms

All synonyms
fangirl

Example

More examples

"John is a certified Apple fanboy."

Etymology

From fan + boy.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.