English
fatfur
From fat + fur (“a furry”).
A compound of fat + fur ‘a furry’
Proto-West Germanic *fait
Proto-West Germanic *faitijan ‘to make fat’
Proto-West Germanic *faitid ‘fatted’
Old English fǣtt ‘fatted’
Middle English fat ‘fattened’
English fat
Proto-Indo-European *peh₂- ‘to protect, to ward’
…
Proto-West Germanic *fōdr
Frankish *fōdar
Anglo-Norman forre ‘case’
Middle English furre
English fur
Today it means
noun A furry who is overweight, whether chubby or obese, sometimes as the object of paraphilic arousal.
Language periods are conventional ranges, not dates for this word.
Etymograph / fatfur