Longman Dictionary of Contemporary English
clued-up
adjective
EXAMPLES FROM CORPUS
▪ If you can be just a little bit clued-up and not be Rastafarian with dreadlocks, you can not fail.
▪ Other times, they sound like a more clued-up Tackhead.
Usage examples of "clued-up".
Indeed the same applied to the people in the street, who were quite as capable of drawing troubling conclusions from government announcements as any clued-up geek in the Darwin's Arms.