English

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

     

    boost

     verb
    verb
    BrE BrE//buːst//
     
    ; NAmE NAmE//buːst//
     
    Verb Forms present simple I / you / we / they boost
    BrE BrE//buːst//
     
    ; NAmE NAmE//buːst//
     
    he / she / it boosts
    BrE BrE//buːsts//
     
    ; NAmE NAmE//buːsts//
     
    past simple boosted
    BrE BrE//ˈbuːstɪd//
     
    ; NAmE NAmE//ˈbuːstɪd//
     
    past participle boosted
    BrE BrE//ˈbuːstɪd//
     
    ; NAmE NAmE//ˈbuːstɪd//
     
    -ing form boosting
    BrE BrE//ˈbuːstɪŋ//
     
    ; NAmE NAmE//ˈbuːstɪŋ//
     
     
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  1. 1boost something to make something increase, or become better or more successful to boost exports/profits The movie helped boost her screen career. to boost somebody’s confidence/morale Getting that job did a lot to boost his ego (= make him feel more confident).
  2. 2boost something (North American English, informal, becoming old-fashioned) to steal something
  3. Word Origin early 19th cent. (originally US, in sense (4)): of unknown origin.Extra examples The new service helped boost pre-tax profits by 10%. The total was boosted to nearly $200 by donations from parents. an attempt to boost the number of barn owls living in the wild to boost her chances of winning next month’s election A last-minute rush by Christmas shoppers boosted sales. Getting that job did a lot to boost his ego. to boost productivity/​sales/​spending to boost somebody’s morale/​career/​confidence
See the Oxford Advanced American Dictionary entry: boost

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