1. having a grey appearance; - Example: "lonely creeks are opal in the dawn, sword-blue in the sun, greyly silver under misty moons" [syn: grayly, greyly]
WordNet (r) 3.0 (2006):
greyly
adv 1: having a grey appearance; "lonely creeks are opal in the
dawn, sword-blue in the sun, greyly silver under misty
moons" [syn: grayly, greyly]