noun
black beard
Refers to a beard that is black in color; can be used literally or as a descriptive term.
彼は黒ひげを生やしている。
He has a black beard.
noun
noh mask with a black beard and protruding chin
A specific type of noh mask characterized by a black beard and a jutting chin, used in certain traditional plays.
能楽で使われる黒ひげの面は、力強い印象を与える。
The black-bearded noh mask used in Noh theater gives a powerful impression.
Compound of 黒 (くろ, 'black') and ひげ ('beard'). The noh mask sense derives from its distinctive appearance.