Green’s Dictionary of Slang

hunky adj.2

also hunkie
[hunky n. (1)]

pertaining to an immigrant from Central Europe, e.g. a Hungarian, Lithuanian, Slav, Pole.

[US]S. Lewis Arrowsmith 177: The Novaks have a lot of influence with all these Pole and Hunky farmers.
[US](con. 1910s) J.T. Farrell Young Lonigan in Studs Lonigan (1936) 4: Just to get even with old Boushwah, the Hunkie janitor.
[US](con. 1910s) J. Thompson Heed the Thunder (1994) 40: There’s a couple of hunky brothers up the Calamus that own a thresher.
[US](con. 1900s) S. Longstreet Pedlocks (1971) 153: The poor, Hunkie slaughterhouse workers in the West have to send their pennies to get rid of a Tsar.
[US]‘Blackie’ Audett Rap Sheet 239: He could switch from that to being a Swede sailor, or a Hunky dock hand.
[US]N.Y. Times 30 Aug. n.p.: An action against a Hungarian restaurant for calling itself ‘Hunky Bill’s’ [R].