Cheats who drop money, which they pretend to find just before some country lad; and by way of giving him a share of their good luck, entice him into a public house, where they and their confederates cheat or rob him of what money he has about him.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
Money * MongrelNathan Bailey's 1736 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes