a roster is a group of girls that can be called on at any time for casual sex, these girls don't know about the roster or each other, to add girls to this group is known as building your roster.

list of people in which a person has had sex with

Your group of friends.

A person who has sex or talks to multiple people or send nudes to multiple people and gives the same energy as they give one person in there phone

They fuck multiple people in a year or they send nudes or they self to hella people

Roster Stalking is useful when attempting to determine the name of a classmate with whom you have never spoken. It is performed by perusing the online roster of a class, and then typing those names into Facebook until you recognize the picture of the person you are trying to find. A useful tool, but can quickly devolve into creeping.

When one becomes so excited and aroused about their fantasy football lineup on a certain week that it leads to long periods of ejaculation and excitement.

Slang for that list a foster kid keeps in his head for later when he goes back to rob the scamming foster parents he had throughout the years.