grisy adjective2 •(no longer used) Grim, grisly.And that fourth band, which cruell battry bent, / Against the fourth Bulwarke, that is the Tast, / Was as the rest, a grysie rablement […] — 1590 •(no longer used) Grey; grizzled.So earely, ere the grosse Earthes gryesy shade / Was all disperst out of the firmament, / They tooke their steeds, and forth upon their journey went. — 1590 formsmore grisy · most grisy