English

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

      

    underestimate

     verb
    verb
    BrE BrE//ˌʌndərˈestɪmeɪt//
     
    ; NAmE NAmE//ˌʌndərˈestɪmeɪt//
     
    Verb Forms present simple I / you / we / they underestimate
    BrE BrE//ˌʌndərˈestɪmeɪt//
     
    ; NAmE NAmE//ˌʌndərˈestɪmeɪt//
     
    he / she / it underestimates
    BrE BrE//ˌʌndərˈestɪmeɪts//
     
    ; NAmE NAmE//ˌʌndərˈestɪmeɪts//
     
    past simple underestimated
    BrE BrE//ˌʌndərˈestɪmeɪtɪd//
     
    ; NAmE NAmE//ˌʌndərˈestɪmeɪtɪd//
     
    past participle underestimated
    BrE BrE//ˌʌndərˈestɪmeɪtɪd//
     
    ; NAmE NAmE//ˌʌndərˈestɪmeɪtɪd//
     
    -ing form underestimating
    BrE BrE//ˌʌndərˈestɪmeɪtɪŋ//
     
    ; NAmE NAmE//ˌʌndərˈestɪmeɪtɪŋ//
     
     
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  1. 1underestimate something | underestimate what, how, etc… to think or guess that the amount, cost or size of something is smaller than it really is to underestimate the cost of the project We underestimated the time it would take to get there. The statistics seriously underestimate the number of people affected.
  2. 2underestimate somebody/something to not realize how good, strong, determined, etc. somebody really is Never underestimate your opponent. Their ability should not be underestimated.
  3. opposite overestimate compare underrate
    Extra examples He realized that he had seriously underestimated their strength. The importance of these feelings should not be underestimated. We consistently underestimate the resources and motivation of our adversaries.
See the Oxford Advanced American Dictionary entry: underestimate

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