brush back . brush back {v.} To throw a baseball pitch close to. The pitcher threw a high inside pitch to brush the batter back. Syn.: DUST OFF. Categories: add yours {v.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: B Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Add my comment