1. I once took part in a chess tournament and got the chance to play a grand master. I lost in just five moves. I was really out of my league 1. Bob felt out of his element at the crowded party. He does much better with small groups of people.
2. After I started my new job, I quickly realized that I was completely out of my depth Nothing I’d learned in school or in my previous jobs had prepared me for the new challenges I had to face. 2. The beginning of a presentation is sometimes difficult. You feel out of your element standing in front of an audience. But if you’ve practiced your talk, it gets easier once you get started.

Synonyms: bite off more than (one) can chew; in over one’s head. in a situation that one is unprepared for or unfamiliar withSynonym: fish out of water. Antonym: in (one’s) element.