A schoolboy’s game, played with small round balls made of stone dust, catted marbles. I’ll be one upon your taw presently; a species of threat.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
Tattoo * TawdryNathan Bailey's 1736 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes