manna grass manna from heaven • manna gum · · · Info · Definitions · Synonyms · Characters · · manna grass · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) any of several moisture-loving grasses of the genus Glyceria having sweet flavor or odor. Synonyms: manna grass, sweet grass. · · Noun Definition 1 Synonyms · · · sweet grass · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 g latin small letter g U+0067 m latin small letter m U+006D n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073