underperform
verb
un·der·per·form
ˌən-dər-pər-ˈfȯrm 
-pə-ˈfȯrm
underperformed; underperforming; underperforms
: to do worse than
… it believes the company will underperform other relatives covered by the firm …—
Jim Milliot
Jim Milliot
: to fail to do as well as expected
The stocks underperformed.
underperformer
noun
Examples of underperform in a Sentence
The report shows which schools are underperforming.
Recent Examples on the Web
Essentially, if the company underperformed, the taxpayer could be left to pick up part of its tab.
—John Cassidy, New Yorker, 10 Nov. 2025
From the outside, the picture at Saks Global isn’t pretty — underperforming sales, inventory issues, and increased debt from the purchase of NMG.
—David Moin, Footwear News, 10 Nov. 2025
Cook explained that some restaurants are underperforming and negatively impacting the brand and franchisee profitability.
—Diana Leyva, Nashville Tennessean, 10 Nov. 2025
If these elections had gone the other way — if the Democratic Party had underperformed or even lost one of these contests — then every commentator under the sun would say, rightfully, that Democrats were in disarray; that even the president’s deep unpopularity couldn’t keep them afloat with voters.
—Jamelle Bouie, Mercury News, 8 Nov. 2025
See All Example Sentences for underperform
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John Cassidy, New Yorker, 10 Nov. 2025
From the outside, the picture at Saks Global isn’t pretty — underperforming sales, inventory issues, and increased debt from the purchase of NMG.
—David Moin, Footwear News, 10 Nov. 2025
Cook explained that some restaurants are underperforming and negatively impacting the brand and franchisee profitability.
—Diana Leyva, Nashville Tennessean, 10 Nov. 2025
If these elections had gone the other way — if the Democratic Party had underperformed or even lost one of these contests — then every commentator under the sun would say, rightfully, that Democrats were in disarray; that even the president’s deep unpopularity couldn’t keep them afloat with voters.
—Jamelle Bouie, Mercury News, 8 Nov. 2025
See All Example Sentences for underperform
Cite this Entry
“Underperform.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/underperform. Accessed 13 Nov. 2025.
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