lump sugar lump coal • lump sum · · · Info · Definitions · Characters · · lump sugar · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) refined sugar molded into rectangular shapes convenient as single servings. Synonyms: lump sugar. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 g latin small letter g U+0067 l latin small letter l U+006C m latin small letter m U+006D p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075