Green’s Dictionary of Slang

pedlar’s pony n.

a walking stick.

1785, 1788, 1796		Grose Classical Dict. of the Vulgar Tongue.
1811		Lex. Balatronicum.
1823		Egan Grose’s Classical Dict. of the Vulgar Tongue.
1859		Matsell Vocabulum.
1882		Breckenridge News (Cloveport, KY) 23 Aug. 3/3: With a smart ‘peddler’s pony’ swinging in my hand I was as fancy a ‘rabbit’ as walked the street.
1895		C. Crowe Aus. Sl. Dict. 57: Peddler’s Pony, a walking-stick.