/ Thesaurus / W Synonyms of william john clifton haley jr. Find synonyms for: Noun1. Haley, Bill Haley, William John Clifton Haley Jr.usage: United States rock singer who was one of the first to popularize rock'n'roll music (1925-1981)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language