A living arrangement where residents own an equal share of their home and work together to sustain their lifestyle. Cooperative Living arrangements stress people before profit, environmentally sustainable living, and the importance of community. Individuals who reside in a Cooperative are referred to as "Coopers" and come from all races, religions, socioeconomic statuses, and social groups. Many Cooperatives are students cooperatives, such as the MSU SCH and ICC of Ann Arbor, Michigan.

One who has a mania for music.

A business model where hipster-doofii delude themselves into thinking that the Marxist Utopian fantasies they learned about in college from their hippie professors are capable of overriding economic realities. Since management of Co-Ops is typically run by individuals who are incapable of managing their own lives, they are usually doomed to failure.