A piece of game frequently practised at fairs, wakes, &c. A large pig, whose tail is cut short, and both soaped and greased, being turned out, is hunted by the young men and boys, and becomes the property of him who can catch and hold him by the tail, abpve the height of his head.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
Pig-headed * PigeonNathan Bailey's 1736 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes