black belt

1. 1.

   a person who attained the rank of expert in the martial arts (judo or karate)

   Broaderexpert
2. 2.

   a black sash worn to show expert standards in the martial arts (judo or karate)

   Broaderbadge

Questions about black belt

What does black belt mean?

black belt means "a person who attained the rank of expert in the martial arts (judo or karate)". That is the primary sense; the word has 2 in total, listed in full on this page.

Is black belt a common word?

black belt is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.