discolored, as by bruising; exhibiting ecchymosis:
a black-and-blue mark on my knee.
Origin
1300-50;Middle English
British Dictionary definitions for black and blue
black-and-blue
adjective
1.
(of the skin) discoloured, as from a bruise
2.
feeling pain or soreness, as from a beating
Slang definitions & phrases for black and blue
black and blue
modifier
Beat up, physically or emotionally: black and blue from all the book editing
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.