Dictionary
underperform
verb un·der·per·form \ˌən-dər-pə(r)-ˈfȯrm\
: to be less successful than expected or required
Full Definition of UNDERPERFORM
transitive verb
: to do worse than
intransitive verb
: to fail to do as well as expected
— un·der·per·for·mance \-ˈfȯr-mən(t)s\ noun
— un·der·per·form·er \-ˈfȯr-mər\ noun
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First Known Use of UNDERPERFORM
1971
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