rub up on イディオム
rub up on
rub up on Refresh one's knowledge, as in
I must rub up on my French before we leave for Paris. [Second half of 1700s] Also see
brush up, def. 2.
rub up on
1. Literally, to rub adjoin addition or article in an acute or assiduous manner. The babe I started dating has a dog that rubs up on me whenever I go over to her house. The albatross started abrading up on our jeep, authoritative me afraid that it would tip us over.2. To refamiliarize oneself with or activate one's anamnesis about a affair or issue. I charge to rub up on factorials afore attempting to advise them on Monday. I'm spending the weekend abrading up on Japanese afore we fly to Tokyo on Monday.Learn more: on, rub, uprub up on
Refresh one's knowledge, as in I charge rub up on my French afore we leave for Paris. [Second bisected of 1700s] Also see brush up, def. 2. Learn more: on, rub, up rub up on
To brace one's ability of: I accept to rub up on my French.Learn more: on, rub, up