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Definition of underperform verb from the Oxford Advanced Learner's Dictionary

underperform

verb
 
/ˌʌndəpəˈfɔːm/
 
/ˌʌndərpərˈfɔːrm/
[intransitive]
Verb Forms
present simple I / you / we / they underperform
 
/ˌʌndəpəˈfɔːm/
 
/ˌʌndərpərˈfɔːrm/
he / she / it underperforms
 
/ˌʌndəpəˈfɔːmz/
 
/ˌʌndərpərˈfɔːrmz/
past simple underperformed
 
/ˌʌndəpəˈfɔːmd/
 
/ˌʌndərpərˈfɔːrmd/
past participle underperformed
 
/ˌʌndəpəˈfɔːmd/
 
/ˌʌndərpərˈfɔːrmd/
-ing form underperforming
 
/ˌʌndəpəˈfɔːmɪŋ/
 
/ˌʌndərpərˈfɔːrmɪŋ/
jump to other results
  1. to not be as successful as was expectedTopics Difficulty and failurec2
See underperform in the Oxford Advanced American Dictionary
previously
adverb
 
 
From the Word list
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