Right of First Refusal Definition: A right given to a person to be the first person allowed to purchase a certain object if it is ever offered for sale. A right given to a person to be the first person allowed to purchase a certain object if it is ever offered for sale. The owner of this right is the first to be offered the designated object if it is ever to be offered for sale. Find you are constantly looking up definitions? Try our search provider (works in most modern browsers) If you find an error or omission in Duhaime's Legal Dictionary, or if you have legal term suggestion, we'd love to hear from you!