Green’s Dictionary of Slang

1. (US) the driver of a hackney carriage.

1899

A.C. Gunter M.S. Bradford Special 31: ‘Where shall I tell hacky to drive?’ ‘Home!’.

2. (US) a taxi-driver.

1928		J. O’Connor Broadway Racketeers 64: He mentioned a nigger hackie that used to drive him home.
1931		(con. 1900s) C.W. Willemse Behind The Green Lights 77: He rushed across the street to where the hackie was standing and let fly for the jaw.
1939		W. Winchell On Broadway 19 Jan. [synd. col.] Seeing Kaufman give the crude hackie a ‘look’—over the Kaufman specs—is the punchline.
1946		Mezzrow & Wolfe Really the Blues 114: Weaving [...] all around those cats like an expert hackie in heavy traffic.
1952		Lait & Mortimer USA Confidential 179: American hackies are not permitted to carry passengers past the Canadian barrier.
1960		H. Ellison ‘Someone is Hungrier’ in Gentleman Junkie (1961) 103: When the fare is two dollars and fifteen cents, give the hackie three bucks.
1975		Sepe & Telano Cop Team 64: He must be in with the hackie.
1981		J. Ellroy Brown’s Requiem 16: He told me Manny, the hackie, would get it when he clocked out.
1996		H. Roth From Bondage 261: The Jewish hackie recognized the great seeress.
2003		Howard Ratner Mama-Papa Store 20: It was the hackie’s job to find a place for all the luggage.