off the deep end
The phrase 'off the deep end' is often used to describe extreme emotional reactions or irrational behavior.
🇺🇸 US Voice:
🇬🇧 UK Voice:
Definition
B2Emotional Response
(informal)To become extremely angry or upset, often suddenly.
Example
- When she found out about the mistake, she went off the deep end.
B2Behavior
(informal)To act irrationally or unpredictably, often due to strong emotions.
Example
- After losing his job, he went off the deep end and started making impulsive decisions.
B2Mental State
(informal)To lose control or behave erratically, often as a result of emotional stress.
Example
- Months of pressure finally made him go off the deep end.
Similar
Terms that have similar or relatively close meanings to "off the deep end":
deep endgo overboardoff the railsout of one's depthon the edgeout of one's mindjump offover the topoff keeldeep watertake the plungeshallow endoff the trackoff one's headgo mentalfar outgo out on a limbrun deeplive on the edgeon thin ice