<p><strong>Adjective</strong></p><ul><li>of a color between white and black; having a neutral hue</li><li>dark, dismal, or gloomy: gray skies</li><li>dull, dreary, or monotonous</li><li>having gray hair; gray-headed</li><li>pertaining to old age; mature</li><li>pertaining to, involving, or composed of older persons: gray households</li><li>old or ancient</li><li>indeterminate and intermediate in character: The tax audit concentrated on deductions in the gray area between purely personal and purely business expenses</li></ul><p><strong>Noun</strong></p><ul><li>any achromatic color; any color with zero chroma, intermediate between white and black</li><li>something of this color</li><li>gray material or clothing: to dress in gray</li><li>an unbleached and undyed condition</li><li>(often initial capital letter) a member of the Confederate army in the American Civil War or the army itself</li><li>a horse of a gray color</li><li>a horse that appears white but is not an albino</li></ul><p><strong>Verb (used with or without object)</strong></p><ul><li>to make or become gray</li></ul>