English

Definition of brush up phrasal verb from the Oxford Advanced Learner's Dictionary

 

brush up

 phrasal verb
phrasal verb Language skills
 
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Phrasal Verbs

brush somethingup

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brush up on something

 
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to quickly improve a skill, especially when you have not used it for a time I must brush up on my Spanish before I go to Seville. See related entries: Language skills
See the Oxford Advanced American Dictionary entry: brush up