Breadcrumb Home > Thesaurus > O Synonyms of outsider Find synonyms for: Noun 1. foreigner, outsider, stranger, alien, unknown usage: someone who is excluded from or is not a member of a group 2. outsider, contestant usage: a contestant (human or animal) not considered to have a good chance to win WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of outsider (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: expressionism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language