lowdown lowdown {n.}, {slang}, {informal} The inside facts of a matter; the total truth. Nixon never gave the American people the lowdown on Watergate. Categories: add yours {informal} {n.} {slang} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: L Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Comment on this entry