- A business or organization owned and run jointly by its members, who share the profits or benefits.
- A housing cooperative.
Short for cooperative.
- He joined the co-op to buy groceries at a discounted price.
- The co-op was a group of farmers who sold their products together.
- They lived in a co-op housing complex.
- The co-op was a credit union owned by its members.
- The co-op was a group of artists who rented a studio together.