Also found in: Legal.
figure something up
to add up the amount of something. Please figure the bill up. We have to go now. I will figure up the bill right away.
Calculate, total, as in Please figure up just how many feet of lumber we need. [Late 1800s]
To calculate something, especially by addition: That's all of the supplies we need; can you figure up the total for us? We figured up the bill incorrectly; everyone owes another $10.