noun
1.
a belt that you can earn in a sport such as judo or karate which shows that you have reached a very high standard
2.
a person who has gained a black belt
noun
1.
a belt that you can earn in a sport such as judo or karate which shows that you have reached a very high standard
2.
a person who has gained a black belt
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005