Breadcrumb Home > Thesaurus > K Synonyms of knuckleball Find synonyms for: Noun 1. knuckleball, knuckler, pitch, delivery usage: a baseball pitch thrown with little speed or spin WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of knuckleball (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Ramadan and Eid al-Fitr 42 Best War Movie Quotes Current Events This Week: March 2023 Recycling Facts William Shakespeare Worst U.S. Forest Fires ✖ Related Content Daily Word Quiz: manoamano Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language