What does coolly mean In The Outsiders?

The term "coolly" in The Outsiders is used to describe a certain attitude or demeanor that is associated with the Greasers, a group of teenage boys who are central to the story. In the context of the novel, being cool involves traits such as remaining calm and composed even in challenging situations, displaying confidence and composure, and adhering to a specific code of conduct that emphasizes loyalty, toughness, and independence. Essentially, "coolly" refers to the self-assured and nonchalant persona adopted by the Greasers.