either pull your dick out and ejaculate and go do you task or shut up
Frank: Dude i gonna ask out debbi

Ron: Dude, nut up or shut up
by lost shadow kid April 1, 2010
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The original term was used to describe brand new clothes that one would spend a lot of money or "G's" (thousands of dollars) in order to purchase the outfit that one was wearing...
I think a Dr. Dre song has a rapper off of Chronic: 2001 saying this, and it goes, "Jeed up (or G'd up) from the feet up in my G'd up apparel."
by WhitestMike September 13, 2009
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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
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it's what you say to them stuck-up bitches who won't put out.
Girrrrrrl: "I can't, I'm here with my friends."

Bro: "Slut Up or Shut Up, girl!"
by Dikembe Mutumbro February 3, 2011
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To be a badass; as in Rack a round in the chamber of your gun and put on your tactical gear
That drunkass punk is getting to friendly with my girl! Time to rack up and tac up ready to roll.
by DefenderSF October 6, 2011
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Love up or shut up: means that people who claim to have a religion of love, ie followers of Jesus, should either show the love for others that their religion teaches or stop trying to push their religion or rules on people who don't believe.
The lady's roof is falling in. The woman doesn't want to hear about Satan's Hell until she's seen God's love. That church needs to love up or shut up.

I'm broken down beside the road in the rain while these people drive past me to church? What would Jesus do? They need to love up or shut up!
by Sister Nich February 4, 2020
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