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Verb: bone up
  1. Study intensively, as before an exam
    "I had to bone up on my Latin verbs before the final exam";
    - cram, grind away, drum, swot [Brit], get up, mug up [Brit], swot up [Brit], bone, revise [Brit]

Derived forms: boned up, bones up, boning up

Type of: hit the books, study