subs. (old).—1. See quot.
1753. The Thief-Catcher; or, Villainy Detected, p. 25. There are another Sort of Rogues called JACOBS; these go with Ladders in the Dead of the Night, and get in at the Windows, one, two or three pair-of-Stairs, and sometimes down the Area.
2. (old cant).—A ladder.
1714. Memoirs of John Hall (4 ed.), p. 12, s.v.
1785. GROSE, A Classical Dictionary of the Vulgar Tongue, s.v.
1823. BADCOCK (‘Jon Bee’), Dictionary of the Turf, etc., s.v. JACOB … to prig the JACOB from the dunckin-drag.
1859. G. W. MATSELL, Vocabulum; or, The Rogue’s Lexicon, s.v.
3. (old).—A soft fellow; a spooney; a fool.—GROSE (1785); DE VAUX (1819).
4. (venery).—The penis: cf., JACOB’S LADDER sense 2.
