D defs.my
Entry 1 sense Webster, 1913

Congou

· Con·gou · IPA /ˈkɒŋɡuː/
01 n. Black tea, of higher grade (finer leaf and less dusty) than the present bohea. Also called English breakfast tea. See Tea.
  1. 1.
    Black tea, of higher grade (finer leaf and less dusty) than the present bohea. Also called English breakfast tea. See Tea. Also: <cref>English breakfast tea</cref> See: Tea
    “Of black teas, the great mass is called Congou, or the “well worked”, a name which took the place of the Bohea of 150 years ago, and is now itself giving way to the term “English breakfast tea.”” — S. W. Williams.