speak well of . speak well of {v. phr.} To approve of; praise. Everyone always speaks well of my sister because she's so kind. Categories: add yours {v. phr.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: S Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Discuss