music videon. A film or video rendition of a recorded song, often showing the musicians performing or showing images that illustrate the lyrics or the mood of the song.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.mu?sic vid?eo n. a short film that accompanies a popular song. Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.