off the deep end


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off the deep end

slang Crazy or irrational. A; "Now your father thinks the neighbors are plotting against him." B: "Wow, he's really gone off the deep end!" Whoa, man, stop yelling! I only put a tiny scratch on your car, so there's no need to go off the deep end.
See also: deep, end, off

off the deep end, to go

To overreact; to let one’s emotions carry one away. The “deep end” presumably means the deep water at the end of a swimming pool, which it is rash to enter unless one can swim. The term became current in the early twentieth century. “There’s no reason for your going off the deep end,” wrote Kathleen Knight (Rendezvous with the Past, 1940).
See also: deep, go, off
References in periodicals archive ?
The Gunny said the three magic words that will send any woman off the deep end, not to mention a psychopath, "Honey, Calm Down!" No sooner had the words left his mouth then Wooosh, every stitch of clothing he owned was ablaze.
When faced with a decision, you're more likely to jump off the deep end today.
Instead, we should act like biologists, poking and prodding them and hoping that we can understand just enough to get the system to do what we want without going off the deep end of radical misbehavior.
Many people do not realize that this election is the turning point for America: We could go off the deep end into socialism or create laws degrading our Republic and its principles.
Consider this from Shift, describing the situation when he started the transformation of the ailing Renault: "Some people said, 'He's off the deep end. He's raving mad.
Britain's Horror Homes, It's Not Rocket Science, Shop Well For Less, C5's Trauma Doctors, Troubled Teens: Jail Shock on CBS Reality and "people spending too much money on swimming pools" on Animal Planet's Insane Pools: Off The Deep End.
So why do I say that only one party has gone off the deep end?
What if I did go off the deep end? So, before you are knees and with your Joe "You've all seen those films about stars who go off the deep end and you watch them explode and fall to the ground.
What if I did go off the deep end? "You've all seen those films about stars who go off the deep end and you watch them explode and fall to the ground.
Last season's Insane Pools: Off the Deep End chronicled Congdon and his colorful crew's efforts to build ever-more-outrageous outdoor spaces for Southwest Florida clients, moving mountains of dirt and tons of boulders while battling heat, nerves and looming deadlines.
Driving an already unbalanced head of state off the deep end is clearly not something diplomats should sign off on.
during that pause, was For a few seconds, Saints fans probably thought their chairman had gone off the deep end and I'm sure the ensuing laughter on the Sky TV set was replicated on sofas throughout the land.
One such person is former best friend Benny Friedman, who has clearly gone off the deep end. Obsessed with the JFK assassination, he insists he has evidence that Oswald wasn't acting alone.
Here are seven tips to try before you end up shooting yourself in the foot, going off the deep end, or doing irreparable harm to your relationship, reputation and career.
"We have listened to the people of Saltburn but a small minority of people have gone totally off the deep end," he said.