sonny liston sonny boy • sonobuoy · · · Info · Definitions · Characters · · sonny liston · · Text Common · · Latin · · Scripts 12 · · Length 4 · · Syllables Definitions · · · (noun) United States prizefighter who lost his world heavyweight championship to Cassius Clay in 1964 (1932-1970). Synonyms: Liston, Sonny Liston, Charles Liston. · · Noun Definition 1 Characters · · space U+0020 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 y latin small letter y U+0079