Breadcrumb Home > Thesaurus > W Synonyms of weathervane Find synonyms for: Noun 1. weathervane, weather vane, vane, wind vane, mechanical device usage: mechanical device attached to an elevated structure; rotates freely to show the direction of the wind WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of weathervane (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: tintinnabulation Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language