A sailor. We lost a hand; we lost a sailor. Bear a hand; make haste. Hand to fist; opposite: the same as tete-a-tete, or cheek by joul.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
Hams * Hand and Pocket ShopNathan Bailey's 1736 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes