If you nut 10 times during december, you have to cut it off!
Example:

''Yo dude! Have you nutted more than 10 times this december?''
''Yeah, why?''
''Bro, you do know its ''Cut off your dick December right? YOU HAVE TO CUT OFF YOUR DICK NOW!''
by Chingchanu November 10, 2021
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girls are not allowed to have any sort of interaction with a penis for the full month of december
boy: suck my weiner, wanna diddle around?, lets dry sex!
girl: i cant its decline dick december.
by amanda pedle December 3, 2019
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For people who failed NNN or people who want to challenge themselves further after winning NNN
Weak Mortal: “bro I just failed No Nut November
God: “nah bro you can still do Decline Dick December”
by RealBarackObama November 12, 2020
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Similar to No Nut November but for the girls. A whole month long on the last month of the year for us girls to deny dick.
Jonah: Lemme hit
Abbie: No it's Deny Dick December!
Jonah: What's that?
Abbie: I can't have dick for a month.
by Hiddenideas November 7, 2020
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When girls,have to go a month without sex
Derek:hey I heard Emma failed No Dick December
by Hnutbigpp November 2, 2020
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“No Dick December” is only for the ladies. After No Nut November the ladies deserve what it feels like.
Brian-“ay want some dick bbygrl
Sasha-“I cant it’s -No Dick December-“
by Dadique November 29, 2020
Get the No Dick December mug.
“No Dick December” is only for the ladies. After No Nut November the ladies deserve what it feels like.
Brian-“ay want some dick bbygrl
Sasha-“I cant it’s -No Dick December-“
by Dadique November 29, 2020
Get the No Dick December mug.