English Dictionary

black belt

noun

(martial arts) The highest belt colour in various martial arts. / (martial arts) Someone who has attained the black belt in martial arts. / (figuratively, colloquial) Great skill in any field.

He earned his black belt in karate.

意味（1）

(martial arts) The highest belt colour in various martial arts.

意味（2）

(martial arts) Someone who has attained the black belt in martial arts.

Raymond is a black belt in karate.

意味（3）

(figuratively, colloquial) Great skill in any field.

意味（4）

(management) A senior manager who is expert in one of various management systems such as Six Sigma or DMAIC and acts in a project leader or mentor role.

I had the good fortune of being engaged to participate as a trainer to GE Capital Corporation, where we helped to launch their now well-known and highly regarded black belt program.