Double dip rule 

When partaking in a gangbang with multiple gents & only one female, the double dip rule governs that the person to spearhead the campaign must also go last after everyone else has had their turn.

On arriving at the gangbang gary enthusiastically stated "IM FIRST!!"
Kenneth immediately pointed out the double dip rule "if you go first you have to go last aswell, double dip rule... Its gangbang etiquette"

Double dip rule by Amastra November 30, 2013

the 5% rule 

(Noun) If an individual refuses a transaction due to a 5% or less difference in equity then they are of the Jewish faith.

1. Frank: Hey dude you should buy a couple of Baja Blast Mountain Dews.

Bill: Nah bro, Dr. Pepper is approximately 3.7% cheaper!

Frank: dude you just broke the 5% rule, I hereby admit you to the Jewish faith.

2. Mark: I just got this amazing deal on amazon !

5.215% off that new stereo!

Alex: As long as it's not 5% or below, you dont wanma break the 5% rule. Its practically gospel! (Irony)

the 5% rule by wwetnaojw1 June 26, 2014

no-condom rule

When you are fingering a girl and your hand comes back very wet without you having done almost nothing, you are allowed to have sex without a condom.

Damn bitch, you wet as fuck. The no-condom rule is officially in effect.

no-condom rule by jojokokoploplobeebee December 25, 2016

3 Week Rule 

The rule that states that if an individual has left an item at a friend's house that hasn't been moved or used within a 3 week period: then that item may be used by the household's occupants as an improvised ashtray.

Nathan: "Dude I was gonna make a coffee why the shit is my coffee mug full of ash and cigarette ends?"

Billy: "3 week rule man you have plenty of time you move it or use it"

Nathan: "I was in hospital I was in a fucking car crash you dick!"

3 Week Rule by Hamster_Jelly February 10, 2017

Back Row Rule 

A rule stating that if you sit in the back row of a movie theatre, you intend not to watch the movie, but preform sexual acts with a partner.

Mike and I saw Baby Driver on Friday and made out during it. Back Row Rule!

Back Row Rule by OhYeaMrWhizzer September 4, 2017

"500 mile rule" 

When ever you are 500 miles or more from your home and traveling alone without your other half (boyfriend/girlfriend or husband/wife) your actions are your own and you can not be held accountable for them.

Mostly in a sexual way.. murder someone and your sorry ass is still going to jail!!

I was at a conference in Vegas and totally hooked up with a hottie... You mean you cheated??? Nope I was covered under the "500 Mile Rule".. I'm all good.

"500 mile rule" by Knuckle Children January 1, 2008

2 inch rule

the 2 inches added to the end of a ruler when a man measures his penis.

mines 9 inches, with the costamary 2 inch rule.

2 inch rule by fatassbuddabelly August 19, 2006