pepper-and-salt

[pep-er-uh n-sawlt] /ˈpɛp ər ənˈsɔlt/
adjective
1.
composed of a fine mixture of black with white:
pepper-and-salt hair.
noun
2.
an apparel fabric having a pepper-and-salt effect.
3.
the harbinger-of-spring.
Origin
1765-75
British Dictionary definitions for pepper-and-salt

pepper-and-salt

adjective
1.
(of cloth) marked with a fine mixture of black and white
2.
(of hair) streaked with grey