salt-and-pepper

salt-and-pepper

A mottled mixture of black, grey, and white. Usually used in reference to hair. Her salt-and-pepper hair gave our teacher a look of distinction and authority.
Farlex Dictionary of Idioms.

salt

n. a sailor. (Especially with old.) I’ve sailed a little, but you could hardly call me an old salt.

salt and pepper

1. n. a black and white police car. There is a salt and pepper around the corner waiting for speeders.
2. mod. interracial, including black and white. It was sort of a salt and pepper meeting, with representatives from all neighborhoods.
See also: and, pepper, salt
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • salt
  • salt and pepper
  • (as) black as night
  • black as night
  • black as pitch
  • (as) black as pitch
  • slickum
  • get in (one's) hair
  • get in somebody's hair
  • out of curl