An original recording or film from which copies can be made.
 her private music vault holds all the master tapes she's recorded for five decades
 Example sentencesExamples
-  Ben passed John the digital master tape.
 -  The reels were not just studio copies but master tapes.
 -  At least the master tapes were safe.
 -  The master tapes were destroyed in a fire in 1995.
 -  The time code was recorded onto each master tape.
 -  All of these extraordinary events were recorded on magnetic reel-to-reel master tapes.
 -  I waited for copies to be made from master tapes.
 -  In the intervening years, the master tapes seem to have deteriorated a little.
 -  The band opened up its own archive of master tapes for the project.
 -  He regularly transfers his master tapes to new digital media as they become available.
 -  I was listening to the master tape of our band's new single.
 -  Master tapes of the sessions have been found in a cardboard box at the home of the band's guitarist.
 -  The original master tapes of many shows were erased during archive purges.