What is Jewish Jeopardy?
1.
The banter/dropping of names between two Jews of finding out who knows who
"Do you know Irving, Miriams husband that lives in Florida? "
"Ahh doesn't he have a brother that lives in an apartment above Gristedes between west 62nd and 63rd?"
"Oye I know that schmuck very vell"
"Then you must know my brother Izzy then?"
See