Kinchin (Grose 1811 Dictionary)
A little child. Kinchin coes; orphan beggar
boys, educated in thieving. Kinchin morts; young girls
under the like circumstances and training. Kinchin
morts, or coes in slates; beggars’ children carried at their
mother’s backs in sheets. Kinchin cove; a little man. Cant.
Definition taken from
The 1811 Dictionary of the Vulgar Tongue,
originally by Francis Grose.
See also the definition in
Nathan Bailey's 1736
dictionary of canting and thieving slang.
To Kimbaw * King’s Plate
1736 Dictionary of canting and thieving slang
John S. Farmer's collection
canting songs and slang rhymes