shtiebel /ʃtiːbəl/ noun1 •(Judaism) A small, informal synagogue or shul.My brother's aufruf was last Shabbos as my father's shul, a shteibl he has attended since the early 60s (my beris was there, my bar mitzvah, my own aufruf, one of my sons' beris was there, etc...) — 2004 formsshtieblach