exhibition

/ˌek-sə-ˈbi-shən/

noun

  1. an act or instance of exhibiting

  2. a grant drawn from the funds of a school or university to help maintain a student

  3. a public showing (as of works of art, objects of manufacture, or athletic skill)

noun

  1. the act or an instance of showing off or exhibiting oneself usually in an ostentatious manner : self-display

And as social media continues to grow in being the primary means of public self-exhibition, personal profiles are adorned with portraits of their users.

idiom

  1. to behave in a foolish or embarrassing way in public

He got drunk at the wedding and made an exhibition of himself in front of everyone.