Where does “fanboy” come from?

fanboy (English) comes from English Fan, from English fanatic, from French fanatique, from Latin fānāticus, from Latin -aticus, from Latin -ātus, from Proto-Italic -ātos, from Proto-Indo-European -éh₂tos — Forms adjectives from nouns, indicating the possession of a thing or a quality.

fanboy (English): A male fan who is obsessive about a particular...

Definitions

  1. A male fan who is obsessive about a particular...

Ancestry of “fanboy”, step by step

fanboy traces back through two separate lines of ancestry.

via English Fan

StepLanguageWordMeaning
1EnglishFanA diminutive of Frances
2EnglishfanaticFanatical; Showing evidence of possession by a...
3Frenchfanatiquefanatic, fanatical; fanatic
4Latinfānāticustemple
5Latin-aticusUsed to form adjectives indicating a relation to...
6Latin-ātused
7Proto-Italic-ātos
8Proto-Indo-European-éh₂tosForms adjectives from nouns, indicating the possession of a thing or a quality

via English boy

StepLanguageWordMeaning
1EnglishboyA young male; A male child: a son of any age; A...
2Middle Englishboyeservant, commoner, knave, boy
3Old Englishbōiaboy
4Proto-Germanicbōjôyounger brother, young male relation
5Proto-Germanicbō-A stem meaning "father, brother, close male...
6Proto-Indo-Europeanbʰā-to say

Words derived from “fanboy

Every word from Proto-Indo-European -éh₂tosEvery word from Latin -ātusEvery word from Latin -aticus