Green’s Dictionary of Slang

(US) a Jew.

1934		Courier Mail (Brisbane) 22 Dec. n.p.: In drab Trans-Jordania he had to get risd of his felt hat [...] to dismiss the hostility bred of the fear that he was a Yehudi come to buy land.
1943		Western Mail (Perth) 26 Aug. 3/1: I call him a ‘Yehudi’ (Jew). That is an insult to an Arab and he goes off in a huff.
1977		T. Ronan Mighty Men on Horseback 17: A joint that has no one in it but Wogs and Yehudis.
1984		Partridge DSUE (8th edn) 1360/2: [...] since ca. 1941.