improvise on (something)

improvise on (something)

To use an existing creative work, usually a song or other such piece of music, as the basis for creating something new and different. Hey, tell the piano player to improvise on the theme I play in the intro, OK?
See also: improvise, on
Farlex Dictionary of Idioms.

improvise on something

[for a musician] to create a new piece of music on an existing musical theme. For an encore, the organist improvised on "Mary Had a Little Lamb." She chose to improvise on an old folk theme.
See also: improvise, on
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • (I) just want(ed) to tell you (something)
  • (I) just want(ed) to mention (something)
  • be up to (something)
  • it is the pace that kills
  • blaze
  • blazes
  • blazing
  • clearance
  • get (the) clearance to (do something)
  • (first) dibs (on something)