English
flyboy
From fly + boy.
Proto-Indo-European *plew- ‘to fly, flow, run’
…
Proto-Germanic *fleugǭ ‘flying insect, fly’
Proto-West Germanic *fleugā ‘fly’
Old English flēge ‘a fly’
Middle English fflye
English fly
Proto-Indo-European *bʰā-
…
Proto-Germanic *bōjô ‘younger brother’
Proto-West Germanic *bōjō
Old English *bōia ‘boy’
Middle English boye ‘servant, commoner, knave, boy’
English boy
Today it means
noun An aircraft pilot, especially of a military combat aircraft.
Language periods are conventional ranges, not dates for this word.
Etymograph / flyboy