Finalize (verb)

1. To complete or settle a matter definitively.
2. To make a final decision or arrangement.
3. To prepare a document or agreement for signing or implementation.

Origin:

From the word final, meaning last or ultimate, and the suffix -ize, indicating the act of making something into a certain state or condition.

Examples:

1. We will finalize the details of the contract before signing it.
2. The committee will meet to finalize the budget for next year.
3. The team is working to finalize the design before starting production.
4. The deal was finally finalized after months of negotiations.
5. We will finalize the plans for the event before sending out the invitations.