Peer pressure is when a person within the same community as another persuades them into doing something; usually negative. Many people in high school can be peer pressured into doing something because "it is cool". Peer pressure can be harmful because it can cause a person to not only break the rules, but it can also cause stress.
Scout discovers something under her bed. She calls Jem in and they discover Dill hiding there. Dill has run away from home because his mother and new father did not pay enough attention to him.