1. a person who is excessively conceited or self-absorbed; someone who talks about themselves constantly

Examples

• The egotist dominated every conversation with stories about his achievements.
• She couldn’t stand working with such an egotist who never listened to others.
• His reputation as an egotist made it difficult for him to maintain friendships.
• The celebrity’s egotist behavior alienated many of her fans.
• Don’t be such an egotist—let someone else talk for once.
• The egotist assumed everyone was interested in hearing about his vacation.