millimetre 

The measurement penises (or 'peni') should be measured with so us guys can feel like our dicks are bigger (bigger numbers!). Also more accurate than inches so there.

Which sounds bigger?:
"I have a 6 inch dick!"
"I have a 64 millimetre dick!"

millimetre by B-Drac October 28, 2003

Millimetre 

The amount you would need to move mercury to kill us all

Hey, did you see that video on how moving mercury a Millimetre would kill us all?

Millimetre by Krath57 May 29, 2024

millimetre maggot 

a really really really small dick

Harriet sucked Jak's millimetre maggot last night

millimetre maggot by Loz (nd Si) July 31, 2006

9 millimeter solution 

The use of a firearm, such as a 9mm pistol, to solve major people problems via homicide or suicide.

The retired cop choose the 9 millimeter solution, when his doctors told him he had incurable, painful cancer.

9 millimeter solution by I, Wreckerrr July 23, 2019

millimeter peter

An incredibly small cock.

Jane took one look at Jack's millimeter peter, and ran like hell.

millimeter peter by Tails September 16, 2003

3 millimeter defeater 

ABSOLUTE ANAL DESTROYER

THE CORRECT DEFINITION OF SEX
I HAVE A 3 MILLIMETER DEFEATER

Are you lost baby gooorl. I can give you this 3 millimeter defeater

3 millimeter defeater by Traitor on your mom May 17, 2021

1 millimeter defeater 

a person who has the smallest dick ever, and thinks that their dick is the biggest when it's a millimeter.

Yo he got dat 1 millimeter defeater!! his dick is the smallest one in the team

1 millimeter defeater by 4 fo 4 September 29, 2021