When you were a teenager you may have had a friend whose family had a place in their house which was dedicated to playing competitive, action games. Some of these were like pieces of furniture: There could have been a pool table; a Pinball Machine, Foosball, ping pong or Air Hockey. That place was called "the play room" and having one (or even knowing someone who had one) was really, really cool.
In addition, there were games that were big but could be stored away. There was Nok-Hockey;