The brethren of the venerable society of humbugs was held at brother Hallam’s, in Goodman’s Fields.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
Hum Durgeon * HummerNathan Bailey's 1736 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes