coapprover
/kəʊˈæpruvər/Definitions
1. noun
A person who jointly approves something, especially a financial transaction, with another person.
“The company’s coapprover signed the agreement on behalf of the CEO.”
2. noun
A person who has a joint responsibility in making decisions or taking actions, especially in a business or financial context.
“She was named as a coapprover of the project proposal to ensure its success.”