no great shakes . no great shakes {adj.}, {informal} Mediocre; unimportant. Joe Wilson is no great shakes. Categories: add yours {adj.} {informal} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2025 » In RussianTo section: N Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Leave my opinion