show off

(phrasal verb) to display one’s achievements or good characteristics to make others feel bad

Example Sentence:

A: How is your new teacher?
B: He spent the first hour of class showing off by talking about his degrees, his books, his sports car and his beautiful wife. I dislike him a lot!

The young woman showed off her expensive new iPhone to her jealous friends.

Similar idioms:

1. blow one’s own horn
2. toot one’s own horn
3. show-off
4. cost an arm and a leg
5. show someone’s true colours
6. show off
7. show up
8. under one’s breath
9. steep
10. birds of a feather, flock together
11. pricey
12. give and take