all hell breaks loose

phrase

informal
used to describe what happens when violent, destructive, and confused activity suddenly begins
I heard people shouting at each other, and suddenly all hell broke loose.

Examples of all hell breaks loose in a Sentence

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Ashtray makes the rash decision to stick a knife in Custer's neck — and all hell breaks loose. Samantha Stutsman, PEOPLE, 31 Mar. 2026 When the property’s bartender, Fiona (Florence Ordesh), disappears after telling him the honeymoon suite is haunted, all hell breaks loose. David Faris, TheWeek, 25 Mar. 2026 Those plans become reality when the volcano erupts, and all hell breaks loose. Maggie Fremont, Vulture, 9 Mar. 2026 Then your coworker arrives, the stereo turns from ambient techno to Electric Wizard, the customers slowly trickle in, and all hell breaks loose. Pete Cottell, Wired News, 9 Mar. 2026 See All Example Sentences for all hell breaks loose

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“All hell breaks loose.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/all%20hell%20breaks%20loose. Accessed 21 Jul. 2026.

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