gritrock gritless • grits · · · Info · Definitions · Synonyms · Characters · · gritrock · · Text Latin · · Script 8 · · Length 2 · · Syllables Definitions · · · (noun) a hard coarse-grained siliceous sandstone. Synonyms: grit, gritstone. · · Noun Definition 1 Synonyms · · · grit · · Synonym 1 gritstone · · Synonym 2 Characters · · c latin small letter c U+0063 g latin small letter g U+0067 i latin small letter i U+0069 k latin small letter k U+006B o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074