1. A romantic or intimate relationship between two people who agree to be with only each other, excluding romantic or sexual involvement with others
They decided to have an exclusive relationship after dating for three months.
Eles decidiram ter uma relação exclusiva após namorar por três meses.
2. In business or commerce, an arrangement where a company or individual has sole rights to distribute, sell, or represent a product or service in a particular area or market
The distributor signed a contract for exclusive relationship with the brand in the region.
O distribuidor assinou um contrato de relação exclusiva com a marca na região.