black and tan
Concise Oxford English Dictionary © 2008 Oxford University Press:
black and tan
▶noun
- 1 a terrier of a breed with a black back and tan markings on face, flanks, and legs.
- 2 Brit. a drink composed of stout and bitter.
- 3 (Black and Tans) an armed force recruited by the British government to fight Sinn Fein in Ireland in 1921. [so named because of the khaki and black colours of their uniform.]
'black and tan' also found in these Oxford entries:

