strong language strong language {n. phr.} Cursing; swearing. When Ned learned that he had been fired, he used some very strong language about his boss. Categories: add yours {n. 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 Leave my opinion