blue meaning and definition

BLUE noun

Definition of blue (noun)

1. blue color or pigment; resembling the color of the clear sky in the daytime
   • "he had eyes of bright blue"
   • synonyms: blueness
2. blue clothing
   • "she was wearing blue"
3. any organization or party whose uniforms or badges are blue
   • "the Union army was a vast blue"
4. the sky as viewed during daylight
   • "he shot an arrow into the blue"
   • synonyms: blue air, blue sky, wild blue yonder
5. used to whiten laundry or hair or give it a bluish tinge
   • synonyms: blueing, bluing
6. the sodium salt of amobarbital that is used as a barbiturate; used as a sedative and a hypnotic
   • synonyms: amobarbital sodium, Amytal, blue angel, blue devil
7. any of numerous small butterflies of the family Lycaenidae

BLUE verb

Definition of blue (verb)

1. turn blue

BLUE adjective

Definition of blue (adjective)

1. of the color intermediate between green and violet; having a color similar to that of a clear unclouded sky
   • "October's bright blue weather"- Helen Hunt Jackson; "a blue flame"; "blue haze of tobacco smoke"
   • synonyms: blueish, bluish
2. used to signify the Union forces in the American Civil War (who wore blue uniforms)
   • "a ragged blue line"
3. filled with melancholy and despondency
   • "gloomy at the thought of what he had to face"; "gloomy predictions"; "a gloomy silence"; "took a grim view of the economy"; "the darkening mood"; "lonely and blue in a strange city"; "depressed by the loss of his job"; "a dispirited and resigned expression on her face"; "downcast after his defeat"; "feeling discouraged and downhearted"
   • synonyms: depressed, dispirited, down, down in the mouth, downcast, downhearted, gloomy, grim, low, low-spirited
4. characterized by profanity or cursing
   • "foul-mouthed and blasphemous"; "blue language"; "profane words"
   • synonyms: blasphemous, profane
5. suggestive of sexual impropriety
   • "a blue movie"; "blue jokes"; "he skips asterisks and gives you the gamy details"; "a juicy scandal"; "a naughty wink"; "naughty words"; "racy anecdotes"; "a risque story"; "spicy gossip"
   • synonyms: gamey, gamy, juicy, naughty, racy, risque, spicy
6. belonging to or characteristic of the nobility or aristocracy
   • "an aristocratic family"; "aristocratic Bostonians"; "aristocratic government"; "a blue family"; "blue blood"; "the blue-blooded aristocracy"; "of gentle blood"; "patrician landholders of the American South"; "aristocratic bearing"; "aristocratic features"; "patrician tastes"
   • synonyms: aristocratic, aristocratical, blue-blooded, gentle, patrician
7. morally rigorous and strict
   • "the puritan work ethic"; "puritanic distaste for alcohol"; "she was anything but puritanical in her behavior"
   • synonyms: puritanic, puritanical
8. causing dejection
   • "a blue day"; "the dark days of the war"; "a week of rainy depressing weather"; "a disconsolate winter landscape"; "the first dismal dispiriting days of November"; "a dark gloomy day"; "grim rainy weather"
   • synonyms: dark, dingy, disconsolate, dismal, drab, drear, dreary, gloomy, grim, sorry