Definition of "gentile" in English

adjective

Non-Jewish.
Heathen, pagan.
(Mormonism) Non-Mormon.
Relating to a clan, tribe, or nation; clannish, tribal, national.
Of or pertaining to a gens or several gentes.
(grammar) Of a part of speech such as an adjective, noun or verb: relating to a particular city, nation or country.

noun

(Judaism) A non-Jewish person.
(Mormonism) A non-Mormon person.
(grammar) A noun derived from a proper noun which denotes something belonging to or coming from a particular city, nation, or country.