off one's hinges
prep_phrase1
Idiomatic Unstable or irrational; crazy.
- 'She’s hysterical already,' he murmured gloomily. 'She'll fly off her hinges if you suggest it.'1995, John Sherwood, Bones Gather No Moss, page 164:
- “Yeah, I’m okay,” she answers with Zen calm, as if she wasn’t completely off her hinges a minute ago.2008, Debbie Reed Fisher, Swimming with the Sharks, page 196:
1 more example
- Facing the business end of the large revolver was bad enough, but the man wielding the gun was off his hinges.2012, George R. Appelt Jr., Shepherd's Fall, page 153: