fat is in the fire . fat is in the fire Something has happened that will cause trouble or make a bad situation worse. He found out you took it? Well, the fat's in the fire now. No categories: add yours Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 » In RussianTo section: F Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Discuss