blue

Sense 1 noun

blue color or pigment; resembling the color of the clear sky in the daytime

he had eyes of bright blue

Sense 2 verb

turn blue

Sense 3 adjective

of the color intermediate between green and violet; having a color similar to that of a clear unclouded sky

October's bright blue weather

Sense 4 noun

blue clothing

she was wearing blue

Sense 5 adjective

used to signify the Union forces in the American Civil War (who wore blue uniforms)

a ragged blue line

Sense 6 noun

any organization or party whose uniforms or badges are blue

the Union army was a vast blue

Sense 7 adjective

filled with melancholy and despondency

gloomy at the thought of what he had to face

Sense 8 noun

the sky as viewed during daylight

he shot an arrow into the blue

Sense 9 adjective

characterized by profanity or cursing

foul-mouthed and blasphemous

Sense 10 noun

used to whiten laundry or hair or give it a bluish tinge

Sense 11 adjective

suggestive of sexual impropriety

a blue movie

Sense 12 noun

the sodium salt of amobarbital that is used as a barbiturate; used as a sedative and a hypnotic

Sense 13 adjective

belonging to or characteristic of the nobility or aristocracy

an aristocratic family

Sense 14 noun

any of numerous small butterflies of the family Lycaenidae

Sense 15 adjective

causing dejection

a blue day