0 the symbol of a very high standard in the sport of judo or karate --
1 someone who has reached the highest level of judo or karate, (= methods of fighting) or the level itself: --
In 1936, he earned a black belt in judo, and later gained his 2nd degree black belt in 1938.
Treanor is a black belt and continues to practice as an adult.
He won state titles in the white-green and brown divisions, and placed second in the black belt division.
He has been studying martial arts since childhood and has a black belt in shotokan karate.
He is a black belt in the martial art of taekwondo.
She has a black belt in tae kwan do, a skill she employs on film and in advertisements.
He is one of only two people to ever be skipped from purple belt straight to black belt.
Beginning in 1997, the black belt competition has been conducted in a championship division.
