in a fix . in a fix {adv. phr.} In trouble. Last night Jack wrecked his car and now he is in a fix. Compare: IN A JAM, IN A PICKLE. Categories: add yours {adv. phr.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2025 To section: I Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Comment on this entry