Tab Blue.... Definitions of blue : • of the color intermediate between green and violet; having a color similar to that of a clear unclouded sky; "October's bright blue weather ... • used to signify the Union forces in the American Civil War (who wore blue uniforms); "a ragged blue line" • blue color or pigment; resembling the color of the clear sky in the daytime; "he had eyes of bright blue" • blue clothing; "she was wearing blue" • low in spirits; "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" • any organization or party whose uniforms or badges are blue; "the Union army was a vast blue" • blasphemous: characterized by profanity or cursing; "foul-mouthed and blasphemous"; "blue language"; "profane words" • blue sky: the sky as viewed during daylight; "he shot an arrow into the blue" • 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" • bluing: used to whiten laundry or hair or give it a bluish tinge • aristocratic: 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 ... • amobarbital sodium: the sodium salt of amobarbital that is used as a barbiturate; used as a sedative and a hypnotic • blue(a): morally rigorous and strict; "blue laws"; "the puritan work ethic"; "puritanic distaste for alcohol"; "she was anything but puritanical in her behavior" • 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" • any of numerous small butterflies of the family Lycaenidae