GET OFF THE DEEP END, GO OUT ON A LIMB, GO OVER WITH A BANG: American English Idioms #99
GET OFF THE DEEP END The phrase “get off the deep end” is an idiom that typically means to become unstable, agitated, or worrisome relative to a given situation. For example, when one misinterprets a harmless comment and becomes upset because they believe that they’ve been unfairly criticized, then it could be said that they…