[go] off the deep end
1
to suddenly and violently express one's anger
The exact origin of the idiom "go off the deep end" is uncertain, but it is believed to have originated in the early 20th century, possibly in the United States. This expression is often used to describe emotional breakdowns, sudden outbursts, or drastic decisions made without careful consideration. It can be applied to situations where individuals respond intensely to stress, frustration, or personal challenges, often crossing social or behavioral boundaries.
- She goes off the deep end whenever someone criticizes her work.
- The politician goes off the deep end when confronted with tough questions.
- He went off the deep end after his favorite team lost the championship.
- They went off the deep end when they discovered their project had been canceled.
- I fear she will go off the deep end if she doesn't get the job she's been hoping for.