A mixture of half tea and half coffee; likewise brandy, beer, and eggs. A good twist; a good appetite. To twist it down apace; to eat heartily.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
Twiss * TwistedNathan Bailey's 1736 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes