Green’s Dictionary of Slang

Abie Kabibble n.

also ishkabibble
[var. on US Yid. ish kabibble, who cares, don’t worry; prob. ult. synon. Yid. nish gefidlt. Adopted by the vaudeville star Fanny Brice (1891–1951), the term was picked up by America’s ‘dean of cartoonists’ Harry Hershfield, who in 1917 launched a character called Abie the Agent, based on one Abie Kabibble. Highly successful, the strip lasted until 1932. The term was further popularized by the swing trumpeter Merwyn Bogue (d.1994), who took the name ‘Ish Kabibble’ and started performing as a comic. Note also the Marx Brothers’ character ‘Abe Kabiddle’, in The Cocoanuts (1928)]

(UK/US) a Jew.

[[US]H. Hershfield [film title] Abie Kabibble Outwitted His Rival].
American Hebrew & Jewish Messenger 109 327/3: The Jew is nothing is not a thinker [...] Do you remember the remark of Private Abie Kabibble when ordered to go on guard duty one cold, rainy night?
[UK](con. WW1) P. MacDonald Patrol 136: ‘Fice ’urt w’ere old Ishkabibble pushed it?’.
Kaufman & Ryskind Animal Crackers [film script] Sure, Abie Kabibble, the fish peddler from Czecho-Slovakia.
[US](con. 1910s) J.T. Farrell Young Lonigan in Studs Lonigan (1936) 78: You gotta soft soap some of these Abie Kabbibles.
[US](con. 1920s) J.T. Farrell Judgement Day in Studs Lonigan (1936) 642: The fellow was a dead ringer for Abie Kabibble.
S. Bellow Humboldt’s Gift 120: We’re a joke — Abie Kabibble and Company.