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bone up - definition and synonyms

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phrasal verb [intransitive] informal
Word Forms
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present tense
I/you/we/theybone up
he/she/itbones up
present participleboning up
past tenseboned up
past participleboned up
  1. to study hard or learn about something in order to prepare for a test, meeting etc
    He’s boning up for his final exams.
    bone up on: She boned up on the company before the interview.
See also main entry: bone

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a company that pays pays its employees to write online comments in favour or against somebody or something posing as ordinary Internet users

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