Vile, mean, worthless. A sorry fellow, or hussy; a worthless man or woman.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
Sorrow Shall Be His Sops * Sot WeedNathan Bailey's 1736 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes