Breadcrumb Home > Thesaurus > A Synonyms of aback Find synonyms for: Adverb 1. aback usage: having the wind against the forward side of the sails; "the ship came up into the wind with all yards aback" 2. aback usage: by surprise; "taken aback by the caustic remarks" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of aback (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: pernicious Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language