lost upon . lost upon {adj.} Wasted. Tim's generosity is completely lost upon Sue; he can't expect any gratitude from her. Categories: add yours {adj.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 » In RussianTo section: L Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Post my comment