- grásíðublakkr, adj. blak med graa Sider;grásíðublakkr hestr DN. III, 160 (14920).
Part of speech: adj
Possible runic inscription in Medieval Futhork:ᚵᚱᛆᛋᛁᚦᚢᛒᛚᛆᚴᚴᚱ
Medieval Runes were used in Norway from 11th to 15th centuries.
Futhork was a continuation of earlier Younger Futhark runes, which were used to write Old Norse.