black-and-blue

[ blak-uh n-bloo ]
/ ˈblæk ənˈblu /

adjective

discolored, as by bruising; exhibiting ecchymosis: a black-and-blue mark on my knee.

Origin of black-and-blue

Middle English word dating back to 1300–50

British Dictionary definitions for black and blue

black-and-blue

adjective

(of the skin) discoloured, as from a bruise
feeling pain or soreness, as from a beating

Idioms and Phrases with black and blue

black and blue

Badly bruised, as in That fall down the stairs left me black and blue all over. Even though multicolored bruises rarely include the color black, this term has been so used since about 1300.