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

bolster

verb
 
/ˈbəʊlstə(r)/
 
/ˈbəʊlstər/
Verb Forms
present simple I / you / we / they bolster
 
/ˈbəʊlstə(r)/
 
/ˈbəʊlstər/
he / she / it bolsters
 
/ˈbəʊlstəz/
 
/ˈbəʊlstərz/
past simple bolstered
 
/ˈbəʊlstəd/
 
/ˈbəʊlstərd/
past participle bolstered
 
/ˈbəʊlstəd/
 
/ˈbəʊlstərd/
-ing form bolstering
 
/ˈbəʊlstərɪŋ/
 
/ˈbəʊlstərɪŋ/
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  1. to improve something or make it stronger
    • bolster something to bolster somebody’s confidence/courage/morale
    • I needed to stress the bus driver’s evidence in order to bolster my case.
    • bolster something up Falling interest rates may help to bolster up the economy.
    Oxford Collocations DictionaryBolster is used with these nouns as the object:
    • argument
    • balance sheet
    • case
    See full entry
    Word OriginOld English, of Germanic origin; related to Dutch bolster and German Polster.
See bolster in the Oxford Advanced American DictionarySee bolster in the Oxford Learner's Dictionary of Academic English

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