Breadcrumb Home > Thesaurus > C Synonyms of catnip Find synonyms for: Noun 1. catmint, catnip, Nepeta cataria, herb, herbaceous plant usage: hairy aromatic perennial herb having whorls of small white purple-spotted flowers in a terminal spike; used in the past as a domestic remedy; strongly attractive to cats WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of catnip (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: demagogue Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language