at the top of (one's) game

at the top of (one's) game

At one's best or most skillful. I can't believe I got the hardest question right. I'm really at the top of my game today! I think their quarterback is at the top of his game this year—I doubt he'll be able to replicate these stellar stats next season.
See also: game, of, top
Farlex Dictionary of Idioms.

at the top of one's game

Fig. good and as good as one is likely to get. (Usually of sports.) I guess I was at the top of my game last year. This year, I stink.
See also: game, of, top
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • at the top of game
  • (one's) jig is up
  • (one's) day in court
  • on top of the world
  • (from) top to toe
  • (there's) no peace/rest for the wicked
  • (one's) old man
  • (one's) old lady
  • give it one's best shot, to
  • be (sitting) on top of the world