blue color or pigment; resembling the color of the clear sky in the daytime"he had eyes of bright blue"
同义词：blueness
blue clothing"she was wearing blue"
any organization or party whose uniforms or badges are blue"the Union army was a vast blue"
the sky as viewed during daylight"he shot an arrow into the blue"
同义词：blue skyblue airwild blue yonder
used to whiten laundry or hair or give it a bluish tinge 同义词：bluingblueing
the sodium salt of amobarbital that is used as a barbiturate; used as a sedative and a hypnotic 同义词：amobarbital sodiumblue angelblue devilAmytal
any of numerous small butterflies of the family Lycaenidae v.turn blue adj. of the color intermediate between green and violet; having a color similar to that of a clear unclouded sky"October's bright blue weather"; " a blue flame"; " blue haze of tobacco smoke"
同义词：bluishblueish
used to signify the Union forces in the American Civil War (who wore blue uniforms)"a ragged blue line"
low in spirits"lonely and blue in a strange city"
同义词：depresseddispiriteddown(p)downcastdownhearteddown in the mouthlowlow-spirited
characterized by profanity or cursing"blue language"
同义词：blasphemousprofane
suggestive of sexual impropriety"a blue movie"; " blue jokes"
同义词：gamygameyjuicynaughtyracyrisquespicy
belonging to or characteristic of the nobility or aristocracy"a blue family"; " blue blood"; " the blue-blooded aristocracy"
同义词：aristocraticaristocraticalblue-bloodedgentlepatrician
morally rigorous and strict"blue laws"
同义词：puritanpuritanicpuritanical
causing dejection"a blue day"
同义词：darkdepressingdingydisconsolatedismaldispiritinggloomygrimsorrydrabdreardreary