FAYTORS, or FATORS,
A kind of Gypsies, pretending to tell People their Fate or Destiny, or what they were born to.
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Entry taken from 1736 Canting Dictionary, by Nathan Bailey.
Faytors in the 1811 Vulgar Tongue
Also see examples in Canting Songs and Slang Rhymes collected by John S. Farmer (1896).