make or become blue

the light dims, bluing the retina

blued paper

the day would haze, the air bluing with afternoon

wash (white clothes) with bluing

they blued the shirts and starched the uniforms

of a colour intermediate between green and violet, as of the sky or sea on a sunny day

the clear blue sky

a blue silk shirt

deep blue eyes

(of a person or mood) melancholy, sad, or depressed

he's feeling blue

(of a film, joke, or story) having sexual or pornographic content

a blue movie

politically conservative

the successful blue candidate

squander or recklessly spend (money)

they blued it all on sweets, toys, and cigarettes

blue powder used to preserve the whiteness of laundry

a greyish-blue finish on metal produced by heating