okay
n. countable A2 Elementary US //ˌoʊˈkeɪ// okay
n. an official agreement or permission to do something. You use it when you need someone in charge to say yes to your plan.
n. formal approval or permission to proceed with a course of action. Often functions as a synonym for 'authorization' or 'clearance' in professional contexts.
We are just waiting for the manager's okay.
The legal department gave the final okay to sign the contract after reviewing the latest changes.
Securing the director's okay was the final hurdle before the production team could begin scouting locations for the upcoming documentary.
Usage
Usually preceded by a possessive or the definite article; often functions as the direct object of verbs like 'give', 'get', or 'receive'.