of a color intermediate between green and violet, as of the sky or sea on a sunny day.
the clear blue sky
同义词：
sky blueazurecobalt (blue)sapphireceruleannavy (blue)saxe (blue)Oxford blueCambridge blueultramarinelapis lazuliindigoaquamarineturquoiseteal (blue)cyanof the color of the skyof the color of the sea
2
(of a person or mood) melancholy, sad, or depressed.
he's feeling blue
informal：depresseddownsadsaddenedunhappymelancholymiserablesorrowfulgloomydejecteddownhearteddishearteneddespondentdispiritedlowin low spiritslow-spiritedheavy-heartedglummorosedismaldowncastcast downtearfuldown in the dumpsdown in the mouthfed up
3
(of a movie, joke, or story) with sexual or pornographic content.
the blue movies are hugely profitable
informal：adultinformal：sexually explicitexplicitindecentdirtyfilthyobscenerudecoarsevulgarbawdylewdracyrisquésalaciousnaughtywickedimproperunseemlysmuttyspicyrawoff colorribaldRabelaisianpornographicoffensiveprurientsordidlowprofaneeroticarousingsexysuggestivetitillatingexplicitnear the knuckle/bonenudge-nudgepornpornopornyX-ratedtriple-XXXXraunchyskinfruitysaucy
4
rigidly religious or moralistic; puritanical.
名词
1
blue color or pigment.
she was dressed in blue
2
a small butterfly, the male of which is predominantly blue while the female is typically brown.
