To touch; to get money from any one; also to arrest. Touched in the wind; broken winded. Touched in the head; insane, crazy. To touch up a woman; to have carnal knowledge of her. Touch bone and whistle; any one having broken wind backwards, according to the vulgar law, may be pinched by any of the company till he has touched bone (i.e. his teeth) and whistled.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
Totty-headed * Touch Bun For LuckNathan Bailey's 1736 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes