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

boost

verb
 
/buːst/
 
/buːst/
Verb Forms
present simple I / you / we / they boost
 
/buːst/
 
/buːst/
he / she / it boosts
 
/buːsts/
 
/buːsts/
past simple boosted
 
/ˈbuːstɪd/
 
/ˈbuːstɪd/
past participle boosted
 
/ˈbuːstɪd/
 
/ˈbuːstɪd/
-ing form boosting
 
/ˈbuːstɪŋ/
 
/ˈbuːstɪŋ/
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  1. boost something to make something increase, or become better or more successful
    • to boost exports/profits
    • to boost productivity/spending
    • 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).
    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.
    Topics Successb2, Change, cause and effectb2
    Oxford Collocations Dictionaryadverb
    • considerably
    • dramatically
    • greatly
    verb + boost
    • help (to)
    preposition
    • to
    See full entry
  2. boost something (North American English, informal, becoming old-fashioned) to steal something
  3. Word Originearly 19th cent. (originally US, in sense (4)): of unknown origin.
See boost in the Oxford Advanced American DictionarySee boost in the Oxford Learner's Dictionary of Academic English

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