Breadcrumb Home > Thesaurus > B Synonyms of benelux Find synonyms for: Noun 1. Benelux, customs union usage: a customs union comprising Belgium and Netherlands and Luxembourg WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of benelux (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: temporize Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language