Simple Definition of underperform
: to be less successful than expected or required
Full Definition of underperform
: to do worse than
: to fail to do as well as expected
underperformanceplay \-ˈfȯr-mən(t)s\ noun
Examples of underperform in a sentence
The report shows which schools are underperforming.
First Known Use of underperform
Seen and Heard
What made you want to look up underperform? Please tell us where you read or heard it (including the quote, if possible).