the GNU version of the Collaborative International Dictionary of English
n. a neutral achromatic color midway between while and black.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a neutral achromatic color midway between white and black
Word Usage
"When the storm rolls in, just sit down with someone you love, and watch, and think about how beautiful the sky and water can be, when they go dark, and about how that darkness, that rolling greyness, is always only fleeting."