stay up on (something)(redirected from staying up on)
stay up on (something)
To remain well informed about something; to keep abreast of something. I don't really stay up on current events lately—I find it all too depressing. My job is to stay up on developments in this area and make recommendations about the company's direction in the marketplace as a result.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.