onion roll onion red • onion salt · · · Info · Definitions · Characters · · onion roll · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) yeast-raised roll flavored with onion. Synonyms: onion roll. · · 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 r latin small letter r U+0072