Definition of “bone up” - English Dictionary

british dictionary

“bone up” in American English

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bone up

/ˈboʊnˈʌp/ infml
phrasal verb with bone us /boʊn/ verb [ T ]

to study a subject as much as you can in a short period of time:

She boned up on her Spanish before going to Mexico.

(Definition of “bone up” from the Cambridge Academic Content Dictionary © Cambridge University Press)

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