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Meaning of brown belt

brown' belt'

Pronunciation: [key]
— Martial Arts. Martial Arts.
  1. a brown cloth waistband conferred upon a participant in one of the martial arts, as judo or karate, to indicate an intermediate rank.
  2. a person who has attained this rank.
  3. the rank itself. Cf. black belt (def. 3),
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.