cheer on . cheer on {v. phr.} To vociferously encourage a person or a team during a sports event. The spectators at the stadium cheered on their home team. Categories: add yours encourage {v. phr.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: C Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Comment on this entry