To go to the manor of pickt hatch, a cant name for some part of the town noted for bawdy houses in Shakespeare’s time, and used by him in that sense.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
Pickle * PickthankNathan Bailey's 1736 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes