1 definition by PastelPearlie

It means that you either gotta whip your dick out, nut it up, and get your shit done, or stop talking, sit down, and keep quiet.
Person 1: My throat hurts really bad this morning, but I won’t complain. You know what they say, nut up or shut up.
by PastelPearlie November 11, 2017
Get the Nut up or shut up mug.