
Bone up on
Informal Usage
Used in casual conversation, not suitable for formal writing or speeches.

I need to bone up on Spanish slang before my trip to Madrid.
Purpose Driven
Often implies preparation for a specific event or deadline, like an exam or presentation.

She's boning up on her biology to ace the final test.
Complete Understanding
Implies a thorough approach to learning, not just a superficial overview.

To debate effectively, you must bone up on your facts.
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