A more thorough explanation:

Definition: A designee is a person who has been chosen or assigned to perform a specific duty or role.

Example: John was the designee for the project manager position, meaning he was chosen to take on the responsibilities of managing the project.

Explanation: In this example, John was designated or selected to perform the role of project manager. He was the designee for this position, meaning he was chosen to carry out the specific duties and responsibilities that come with managing the project.