salt away . salt away {v.}, {informal} To save (money) for the future. Every week Joe salts away half of his pay. Categories: add yours money {informal} {v.} 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