Breadcrumb Home > Thesaurus > N Synonyms of nonunion Find synonyms for: Adjective 1. nonunion (vs. union), open(prenominal), unorganized, unorganised, nonunionized, nonunionised usage: not belonging to or not allowing affiliation with a trade union; "nonunion carpenters"; "a nonunion contractor" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of nonunion (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language