We found 15 dictionaries that define the word grays:

General (10 matching dictionaries)

1. grays: Merriam-Webster
2. grays: Collins English Dictionary
3. Grays, grays: Vocabulary.com
4. Gray's, Grays, Grays, gray's, grays: Wordnik
5. Grays, grays: Wiktionary
6. grays: Dictionary.com
7. grays: Cambridge Essential American English Dictionary
8. Grays (disambiguation), Grays, The Grays (band), The Grays: Wikipedia, the Free Encyclopedia
9. Grays: Rhymezone
10. grays: TheFreeDictionary.com

Computing (1 matching dictionary)

11. grays: Encyclopedia

Medicine (2 matching dictionaries)

12. grays: Merriam-Webster Medical Dictionary
13. Gray's, grays: Medical dictionary

Miscellaneous (1 matching dictionary)

14. grays: Idioms

Slang (1 matching dictionary)

15. Grays: Urban Dictionary

(Note: See gray as well.)

Definitions from Wiktionary (Grays) ▸ noun:  A town in Thurrock borough, Essex, England, on the north side of the River Thames; also known as Grays Thurrock (OS grid ref TQ6177). Similar: greyish, hoar, grey, grayish, hoary, grey-haired, gray-haired, white-haired, grey-headed, gray-headed, more... Opposite: colors, hues, shades, tints, tones Phrases: Grays Harbor, grays inn, silver grays, Grays Peak, grays anatomy, more... Adjectives: dark, soft, neutral, light, warm, cool, blue, black, dull, various, few ▸ Words similar to grays ▸ Usage examples for grays ▸ Idioms related to grays ▸ Wikipedia articles (New!) ▸ Popular adjectives describing grays ▸ Words that often appear near grays ▸ Rhymes of grays ▸ Invented words related to grays