Definition from macmillandictionary.com
Perhaps we can fix up a meeting for next week.
I went to the bank to fix up a loan.
He’s fixed up to take someone out.
If you need more equipment, Mark will fix you up.
I can fix you up with a place to live.
They take old furniture and fix it up.
I’m going to fix up the house before my mother-in-law arrives.
Jimmy wants to fix Joe up with his sister.