blue

Blue is defined as the color between green and indigo in the rainbow that looks like the clear daytime sky.

(noun)

An example of blue is the color of the Internet Explorer icon.

The definition of blue is having the color that looks like a clear day sky or being sad.

(adjective)

  1. An example of blue used as an adjective is the phrase a "blue shirt" which means a shirt that is that color.
  2. An example of blue used as an adjective is the phrase a "blue melody" which means a song that is depressing.

YourDictionary definition and usage example. Copyright © 2013 by LoveToKnow Corp.

See blue in Webster's New World College Dictionary

adjective

  1. having the color of the clear sky or the deep sea
  2. having a bluish cast or tinge
  3. Origin: infl. by ME blo < ON blā, livid

    livid: said of the skin
  4. sad and gloomy; depressed or depressing
  5. balefully murky: the air was blue with oaths
  6. puritanical; rigorous
  7. wearing blue garments: Blue Nuns
  8. Informal indecent; risqué; suggestive

Origin: ME & OFr bleu < Frank *blao < IE base *bhlē-wos, light-colored, blue, blond, yellow > L flavus, yellow, Brythonic blawr, gray, OE blæwen, blue, Ger blau

noun

  1. the color of the clear sky or the deep sea; any color between green and violet in the spectrum
  2. any blue pigment or dye
  3. bluing
  4. anything colored blue, as the third circle of an archer's target
    1. blue clothing
    2. a person or group wearing a blue uniform
    3. ☆ a Union soldier
    4. a sailor's blue uniform
  5. bluestocking
  6. bluefish
  7. blueline: usually used in pl.

transitive verb, intransitive verb blued, bluing or blueing

to make or become blue

See blue in American Heritage Dictionary 4

noun
  1. The hue of that portion of the visible spectrum lying between green and indigo, evoked in the human observer by radiant energy with wavelengths of approximately 420 to 490 nanometers; any of a group of colors that may vary in lightness and saturation, whose hue is that of a clear daytime sky; one of the additive or light primaries; one of the psychological primary hues.
  2. a. A pigment or dye imparting this hue.
    b. Bluing.
  3. a. An object having this hue.
    b. Dress or clothing of this hue: The ushers wore blue.
  4. a. A person who wears a blue uniform.
    b. blues A dress blue uniform, especially that of the U.S. Army.
  5. often Blue
    a. A member of the Union Army in the Civil War.
    b. The Union Army.
  6. A bluefish.
  7. A small blue butterfly of the family Lycaenidae.
  8. a. The sky.
    b. The sea.
adjective blu·er, blu·est
  1. Of the color blue.
  2. Bluish or having parts that are blue or bluish, as the blue spruce and the blue whale.
  3. Having a gray or purplish color, as from cold or contusion.
  4. Wearing blue.
  5. a. Gloomy; depressed. See Synonyms at depressed.
    b. Dismal; dreary: a blue day.
  6. Puritanical; strict.
  7. Aristocratic; patrician.
  8. Indecent; risqué: a blue joke; a blue movie.
tr. & intr.v. blued blued, blu·ing, blues
To make or become blue.

Origin:

Origin: Middle English blue, bleu

Origin: , from Old French bleu

Origin: , of Germanic origin; see bhel-1 in Indo-European roots

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Related Forms:

  • blueˈly adverb
  • blueˈness noun

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