week of Sundays . week of Sundays {n. phr.} A long time; seven weeks. I haven't seen them in a week of Sundays. Categories: add yours time {n. phr.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 » In RussianTo section: W Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Comment on this entry