Solomon Isaac, n. — Green’s Dictionary of Slang

Solomon Isaac n.

also Solly Ike, Solly Isaacs

a Jew.

[1889		Era (London) 21 Dec. 20/3: Mr George Francis as Mr Solomon Isaacs made a hit].
1912		Bulletin (Sydney) 8 Aug. 44/2: I’ll eat steak an’ oysters any time yous like – / Or a bit o’ fried fish cooked by Solly Ike.
1914		Bulletin (Sydney) 16 July 45/2: Even Solly Isaacs – finding that it pays – / Poses as a Christian Scotsman in these latter days.
1984		Partridge DSUE (8th edn) 1113/1: Solomon Isaac A Jew Can. ca.1870–1914.