The way in which you carry yourself. Swag is made up of your overall confidence, style, and demeanor. Swag can also be expanded to be the reputation of your overall swagger. You gain swag, or "Swag up", by performing swag worthy actions that improve this perception. A person can also "swag down," by being an overall pussy and garnering negative swag for their actions. Swag is a subtle thing that many strive to gain but few actually attain. It is reserved for the most swagalicious of people.