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
Last year, hopes had been high for Vertex's Journavx, the first new class of pain medicine approved in over two decades, but the rival pain drug has underperformed analysts' estimates.
—Justin Zacks, CNBC, 4 June 2026
In 2014, Lowes Foods began pulling out of Charlotte, swapping stores with Harris Teeter and closing underperforming stores as part of a reinvestment strategy.
—Charlotte Observer, 4 June 2026
Despite a big-name lineup, the Padres have lost seven of their past eight games and underperformed throughout the season, ranking 30th in batting average and 29th in OPS.
—Matt Gelb, New York Times, 3 June 2026
The primary area of caution surrounds downturn resilience, where MSFT has historically underperformed the index during significant sell-offs.
—Trefis Team, Forbes.com, 1 June 2026
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Justin Zacks, CNBC, 4 June 2026
In 2014, Lowes Foods began pulling out of Charlotte, swapping stores with Harris Teeter and closing underperforming stores as part of a reinvestment strategy.
—Charlotte Observer, 4 June 2026
Despite a big-name lineup, the Padres have lost seven of their past eight games and underperformed throughout the season, ranking 30th in batting average and 29th in OPS.
—Matt Gelb, New York Times, 3 June 2026
The primary area of caution surrounds downturn resilience, where MSFT has historically underperformed the index during significant sell-offs.
—Trefis Team, Forbes.com, 1 June 2026
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 Jun. 2026.
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