Plyg Definition
noun
(slang, offensive) A fundamentalist Mormon.
Members of the fundamentalist plyg movement are "Mormon" but are not LDS.
The schoolgirl drew stares from outsiders because of her long pastel dress and upswept hairdo, and her brother once got into a fistfight with a group of Gentile and LDS boys who had been taunting him and his sister, calling them "plygs".
Wiktionary
Other Word Forms of Plyg
Noun
Singular:
plyg
Plural:
plygsOrigin of Plyg
-
From polygamist, in reference to the Mormon practice (which has been discontinued by the Church of Latter-Day Saints) of polygamy (plural marriage).
From Wiktionary