to deal with a difficult situation; female version of "man up"' to overcome; how one comes through in the clutch
You can either quit and go home or you can "cunt up" and make it til closing time. Cunt up and take that shot.
by Vinny P Sinclair December 23, 2022
Get the Cunt Upmug. by Thatchers and Black December 9, 2020
Get the fuck a new cunt upmug.