bone up

Found in Anh - Anh (Wordnet)

Definition Verb : - To study a subject intensively, especially in a short period of time before a test or examination. It implies focused, last-minute preparation to refresh or acquire knowledge. Usage The verb "bone up" is used to describe the act of studying hard and quickly. It is an informal, phrasal verb. It is often followed by the preposition "on" when specifying the subject being studie...