Active: A member of a sorority/fraternity who is active at the collegiate level.

Alumni/Alumnae: Fraternity/sorority members who have graduated from college.

Bid: A formal invitation to pledge for a particular fraternity or sorority.

Chapter/Charter/Colony: A local establishment of the larger national organization.

Mixer: A social activity with another Greek organization.

Philanthropy: A charitable fundraiser or service project sponsored by a fraternity or sorority.

Rush: The process during which a potential member and active chapter/charter gets to know one another.

Social: A get-together with another group for any informal or formal occasion