• 1.
    the most successful point; the culmination.
    "he had reached the pinnacle of his career"
    synonyms: highest level, peak, height, high point/spot, summit, top, climax, crowning point, peak of perfection, apex, vertex, zenith, apogee, ascendancy, upper limit, acme, meridian"the brothers have reached the pinnacle of the sport"
  • 2.
    a high, pointed piece of rock.
    synonyms: peak, needle, crag, tor, summit, top, mountaintop, crest, apex, tip, vertex; More

verb literary

  • 1.
    form the culminating point or example of.
  • 2.
    set on or as if on a pinnacle.

So thats what it means,the height point in your life, could be your Pinnacle.. Highest point.

There is another Pinnacle,and thats what the name reminds me of,Pinnacle Systems,the TV card company.. I love there TV tuner cards..