Two-Inch Rule

If a married woman fucks a man with a dick two or more inches larger than her husband's penis, the act does not count as cheating

Husband: "Hey babe what did you do today"

Wife: "Oh, your boss came over and fucked my brains out."

Husband: "WTF! We're getting a divorce!"

Wife: "No, it doesn't count , because his cock was 8 inches and yours is only 6."

Husband: "Oh, yeah your right, thats the Two-Inch Rule."

Rule 3330

This rule can be used to break any rule on Urban Dictionary beginning with the number 1,2, or 3.

1: "Rule 100 applies here."
2: "No, it doesn't."
1: " Yeah, it does!"
2:"How?"
1: "Rule 3330!

unspoken rule of armrests

when sharing armrests with a complete stranger, you should always use the front of the armrest on your left side and the back of the armrest on the right

this guy aint respecting the unspoken rule of armrests

rule -666

If something is bad it has a good variation

Person 1: How come Lucifer's always evil!
Person 2: rule -666 dude.

Rule 666

If it exists, there is a religion of it. Similar to rule 34, but with religion.

The flying spaghetti monster belief falls under rule 666.

Rule Alpha

Angry Reacts from Facebook are more valuable than money.

"Sorry,I only pay with angry reacts because the Rule Alpha"

Thousand-fold rule

The inherent birthright of every human to seek vengeance at a rate of thousand times the original, unprovoked offense upon the original offender(s).
If, for no good reason, a “friend” were to punch you unexpectedly in the stomach, you then would refer to the “Thousand-Fold Rule” and be allowed thousand free stomach punches upon said “friend.”

Now feel the wrath of the thousand-fold rule.