bunco

 
Pronunciation: /ˈbʌŋkəʊ/
North American informal

noun (plural buncos)

[usually as modifier]
  • a swindle or confidence trick: a bunco artist

verb (buncoes, buncoing, buncoed)

[with object] dated
  • swindle or cheat: he didn’t propose to be buncoed without a fight

Origin:

late 19th century: perhaps from Spanish banca, the name of a card game