The noun has 4 meanings:
Meaning #1:
a neutral achromatic color midway between white and black
Synonyms: grayness, grey, greyness
Meaning #2:
gray clothing
Synonym: grey
Meaning #3:
any organization or party whose uniforms or badges are gray
Synonym: grey
Meaning #4:
horse of a light grey or whitish color
The verb gray has 2 meanings:
Meaning #1:
make gray
Synonym: grey
Meaning #2:
turn gray
Synonym: grey
The adjective gray has 6 meanings:
Meaning #1:
an achromatic color of any lightness between the extremes of black and white
Synonyms: grey, grayish, greyish
Meaning #2:
showing characteristics of age, especially having gray or white hair
Synonyms: grey, gray-haired, grey-haired, gray-headed, grey-headed, hoar, hoary, white-haired
Meaning #3:
darkened with overcast
Synonyms: dull, grey, leaden
Meaning #4:
used to signify the Confederate forces in the Civil War (who wore gray uniforms)
Synonym: grey
Meaning #5:
clothed in gray or a gray costume
Pertains to noun: gray (meaning #2)
Meaning #6:
intermediate in character or position
Synonym: grey
