Breadcrumb Home > Thesaurus > B Synonyms of barn Find synonyms for: Noun 1. barn, farm building usage: an outlying farm building for storing grain or animal feed and housing farm animals 2. barn, b, area unit, square measure usage: (physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of barn (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: irascible Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language