1. Elephant in the RoomMeaning: Ignoring a large, obvious problem or failing to address an issue that stands out in a major way.
  2. Goody Two-ShoesMeaning: A smugly virtuous person.
  3. Keep Your Shirt OnMeaning: Keeping calm. Usually said by someone who is trying to avoid making others upset.
  4. Everything But The Kitchen SinkMeaning: Including nearly everything possible.
  5. All Greek To MeMeaning: When something is incomprehensible due to complexity; unintelligble.