stew in (one's) own gravy(redirected from they have stewed in their own gravy)
stew in (one's) own gravy
To brood over one's unpleasant emotions, especially guilt, anger, or anxiety, in isolation. A less common variant of "stew in one's own juices." Kevin was in such a foul mood at dinner that I left early and just let him stew in his own gravy. I can tell the suspect is racked with guilt. Leave her to stew in her own gravy for a while, and she'll confess.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.