Dictionary

coincoin

/kwɛ̃.kwɛ̃/

interjection/kwɛ̃.kwɛ̃/

quack quack (cry of a duck)

From redoubling of coin.

noun, masculine/kwɛ̃.kwɛ̃/plural: coincoins

coincoin is masculine in French.

cootie catcher; charlatan

From redoubling of coin.