Breadcrumb Home > Thesaurus > C Synonyms of croup Find synonyms for: Noun 1. croup, spasmodic laryngitis, angina usage: a disease of infants and young children; harsh coughing and hoarseness and fever and difficult breathing 2. hindquarters, croup, croupe, rump, body part usage: the part of an animal that corresponds to the human buttocks WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of croup (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: terraincognita Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language