liston listlessness • list price · · · Info · Definitions · Characters · · liston · · Text Latin · · Script 6 · · Length 2 · · 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 · · 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