A riddle or pun on a man’s name, expressed in sculpture or painting, thus: a bolt or arrow, and a tun, for Bolton; death’s head, and a ton, for Morton.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
Ready * Receiver GeneralNathan Bailey's 1736 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes