worst nightmare
noun
: the thing someone fears most
Losing a child is every parent's worst nightmare.
Examples of worst nightmare in a Sentence
Recent Examples on the Web
Like the inside of a Brandy Melville is my worst nightmare.
—
Anthony Robledo, USA Today, 31 Mar. 2026
Dark, eerie, and paranoid (for good reason), the eight-episode season shifts back and forth from the casual grimness of an unwelcoming reality to the shocking frights of a stoner’s worst nightmare (the latter of which is shrewdly motivated by Rachel regularly smoking pot).
—Ben Travers, IndieWire, 26 Mar. 2026
An Iranian regime left intact after this war, with control of the Strait of Hormuz and an emboldened IRGC capable of striking at will energy facilities, is their worst nightmare.
—Becky Anderson, CNN Money, 26 Mar. 2026
When most kids’ worst nightmare is another’s daily occurrence, feeling normal living with this disease can become a challenge.
—Elizabeth McClure, The Orlando Sentinel, 12 Mar. 2026
See All Example Sentences for worst nightmare
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Anthony Robledo, USA Today, 31 Mar. 2026
Dark, eerie, and paranoid (for good reason), the eight-episode season shifts back and forth from the casual grimness of an unwelcoming reality to the shocking frights of a stoner’s worst nightmare (the latter of which is shrewdly motivated by Rachel regularly smoking pot).
—Ben Travers, IndieWire, 26 Mar. 2026
An Iranian regime left intact after this war, with control of the Strait of Hormuz and an emboldened IRGC capable of striking at will energy facilities, is their worst nightmare.
—Becky Anderson, CNN Money, 26 Mar. 2026
When most kids’ worst nightmare is another’s daily occurrence, feeling normal living with this disease can become a challenge.
—Elizabeth McClure, The Orlando Sentinel, 12 Mar. 2026
See All Example Sentences for worst nightmare
Cite this Entry
“Worst nightmare.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/worst%20nightmare. Accessed 6 Apr. 2026.
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