| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | bone up on | United States | In the United States, the concept of "bone up on" means to intensely study and review material before an exam or important event. | 4 |
| 2 | bone up on | United Kingdom | To thoroughly study and acquire knowledge on a subject for improvement or preparation in the United Kingdom is known as "bone up on". | 3 |