worst of all

idiom

used to refer to the least pleasant or appealing part of something that has many bad parts
I forgot my backpack, was late for class, and worst of all, I discovered I'd studied the wrong material for the test.

Examples of worst of all in a Sentence

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And worst of all, that approach can lead to a potentially deadly immune response. Paul Smaglik, Discover Magazine, 19 May 2025 That means no blenders, no skillets, no ovens, and worst of all, no utensils sharper than a plastic knife. Caroline Framke, Vulture, 16 May 2025 The nearly plot-free movie is self-indulgent, overly serious, and, worst of all, just plain dull. Jordan Hoffman, EW.com, 15 May 2025 One man was allowed to enter wearing a knitted necktie (when bowties are mandatory) and, worst of all, another male attendee was spotted donning dirty blue boat shoes with his black tux. Ramin Setoodeh, Variety, 13 May 2025 See All Example Sentences for worst of all

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“Worst of all.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/worst%20of%20all. Accessed 4 Jun. 2025.

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