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definitions

master class

noun
  1. a small class for advanced students, especially a class in performance skills conducted by a distinguished musician.

Origin of master class

First recorded in 1950–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for masterclass

masterclass

noun
  1. a session of tuition by an expert, esp a musician, for exceptional students, usually given in public or on television
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012