bone up

verb

1. informal.
   adverb; when intr, usually foll by on to study intensively

Idioms and Phrases

Study intensely, as in I'll have to bone up on my Spanish if I'm to pass the language requirement . The verb bone alone was used in this sense from the mid-1800s on, up being added later. [ Slang ; late 1800s]

Example Sentences

Then, when she came to Avi-'itšôrinyêne, she threw the bone up, and they all stopped.

From Project Gutenberg

But I'll lend you some books, so you can bone up on the theory of flight.

From Project Gutenberg

One of the committee members tried to pick a bone up, and it fell to pieces in his fingers.

From Project Gutenberg

Oblique, when the direction of the line of fracture may form any angle with the transverse axis of the bone up to a right angle.

From Project Gutenberg