RhymeZone: yeshivish definitions

Definitions of yeshivish:

adjective: Relating to a yeshiva.
adjective: Relating to the culture of non-Hasidic Haredi Jews.
noun: A sociolect of English, incorporating Yiddish, Hebrew, and other languages, spoken by many Orthodox Jews and associated with the culture of yeshiva.

(Definitions from Wiktionary)