Cardboard Rule

Rules governing sexual behavior, which start out with good intentions, but when the rule-maker becomes wet said rules fall to pieces, much like cardboard.

I had a cardboard rule about not fucking strangers but when Jeremy went down on me, it totally fell apart.

by MrWigglesIII May 29, 2010

Rule 34

Rule#34 : If it exists there is porn of it. If not, start uploading.

Guy 1: "Hey, do you jack off to rule 34?"

Guy 2: "I jack off to rule 34 every fucking night."

by kailee9 May 14, 2022

Rule 90

If a song exists, there must also exist a trap remix of said song. Rule 91

Dude 1: "God I wish this song had a sick drum beat behind it."
Dude 2: "Hey man, Rule 90."
Dude 1: "Awesome."

by Intergalactic crackwhore July 9, 2020

The Facebook Rule

To ripoff someones idea but make it better and take all the credit.

Dude, if you're going to ripoff my t-shirt design, at least use The Facebook Rule.

by JerkInTheCorner September 30, 2011

rule 889

No matter how many rules exist, more can be created.

Guy 1: Man, there is no possible way anyone could think of another rule.

Guy 2: "Rule 889"

Guy 1: Oh yeah...

by Pixel Studios May 30, 2017

girlfriend rule

the rule that states your girlfriend always loves and misses you more than you do her.

"i love you most"

"um actually according to the girlfriend rulei love you more"

by volleygUrl333 December 5, 2016

The Lawrence Rule

Wanting a theory or rule named after you.

Sofia wanted a to create a math rule so she could get to name it after herself, "The Lawrence Rule".

by Black-billed Magpie February 4, 2022