This meaning refers to a grouping or an arrangement of things that work well together or form a single unit. It is often used in contexts where multiple elements are combined to create something new or effective.

This meaning is used when referring to two items that are designed to be used together or are commonly found together. It can imply a symmetrical relationship or partnership.

This meaning describes a group of two people or entities that work together, often in a collaborative or entertainment context. It emphasizes teamwork or partnership.