(as) black as a raven's wing

(as) black as a raven's wing

1. dated Completely black; totally without light or color. The basement gives me the creeps, it's as black as a raven's wing down there!2. dated Of a thoroughly evil, mean-spirited, or ungenerous mindset or disposition. She narrowed her eyes, and I could tell her thoughts had turned as black as a raven's wing.See also: black, wing