brush up

verb

Definition of brush up

  1. transitive verb
  2. 1 :  to improve or polish as if by brushing

  3. 2 :  to renew one's skill in <brush up your Spanish>

  4. intransitive verb
  5. :  to refresh one's memory :  renew one's skill <brush up on math>

brushup

play \ˈbrəsh-ˌəp\ noun

Circa 1600

First Known Use of brush up

circa 1600



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