see go off the deep end.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
How to use deep end in a sentence
Also known as The Abstinence-Violation Effect, some individuals can feel an overall loss of control after going off the deep-end.When Is It OK to Cheat? The Pros and Cons of Cheat Days | DailyBurn | July 14, 2014 | THE DAILY BEAST
Before she knew it, police told Christine Pelisek, King was in the deep end.
The problem is that the hard-core libertarians too often go off the deep end: Theodore Kaczynski and Timothy McVeigh, anyone?
Tops are even required at public pools—which has spurred some old-school activists to plunge into the deep end, literally.
He could lie on the bottom of the deep end of the pool, his head supported by one bent elbow.
It was the most logical, easiest, and simplest way for a D-H reactor to go off the deep end.The Bramble Bush | Gordon Randall Garrett
I can suggest it, but, if he's anything of a cook, he'll go off the deep end at once.Berry And Co. | Dornford Yates
Why, when we arrived here and you learned that we'd been assigned to Naval Aviation, you went completely off the deep end.Dave Dawson at Truk | Robert Sydney Bowen
In the deep end several filled burlap bags were piled up, and in each corner were barrels of cabbages leaning against the walls.The Orchard Secret | Cleo Garis
The Sergeant went off the deep end properly and had him placed under arrest.Combed Out | Fritz August Voigt