Idiom
get the advantage of someone and get the advantage over sb; get the edge on sb; get the edge over sb
Theme: ADVANTAGE - GAIN
to achieve a position superior to someone else. (The word the can be replaced with an.)Toward the end of the race, I got the advantage over Mary.She'd had an advantage over me since the start of the competition.I got an edge on Sally, too, and she came in second.It's speed that counts. You can have the edge over everyone, but if you don't have speed, you lose.