blue

1) phs the pure color of a clear sky; the primary color between green and violet in the visible spectrum, an effect of light with a wavelength between 450 and 500 nm

2) bluing

3) something having a blue color

4) a person wearing blue or belonging to a group identified by some blue symbol

5) amh. (often cap.) a member of the Union army in the American Civil War, or the army itself

Compare gray 11)

6) bluestocking

7) ent any of several blue-winged butterflies of the family Lycaenidae

8) brit. and can. (often cap.) Tory 1)

9) the blue

a) the sky

b) the sea

c) the remote distance

10) of the color blue

11) (of the skin) discolored by cold, contusion, fear, or vascular collapse

12) depressed in spirits; dejected; melancholy

13) holding or offering little hope; dismal; bleak:

a blue outlook[/ex]

14) adhering to or stemming from rigid moral or religious observance; puritanical

15) indecent; suggestive or obscene; risqué:

a blue joke[/ex]

16) marked by blasphemy:

The air was blue with oaths[/ex]

17) to make blue; dye a blue color

18) to tinge with bluing

19) to become or turn blue

•

- blue in the face out of the blue

Etymology: 1250–1300; ME blewe < AF blew, bl(i)u blue, livid, OF blo, blau < Gmc *blǣwaz blue′ly, adv. blue′ness, n.