Breadcrumb Home > Thesaurus > U Synonyms of underhanded Find synonyms for: Adjective 1. sneaky, underhand, underhanded, crooked (vs. straight), corrupt usage: marked by deception; "achieved success in business only by underhand methods" 2. underhand (vs. overhand), underhanded, underarm usage: with hand brought forward and up from below shoulder level; "an underhand pitch"; "an underhand stroke" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of underhanded (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: felicitous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language