5 is a number.

Five dollars on a sac of marijuana.

5 is an elite, nerdy way of saying "LOL" See 120.

LOL means "Laughing out loud" and is a common acronym used in chatting everywhere.

LOL (or lol), written in 1337 is 101.
101 in binary is equal to 5 in decimal.

So, LOL = 5

When something is way, way worse than expected.

"The Five" is a reference to the American city of New York City. Modern day New York City was formed by the amalgamation of the five boroughs of Manhattan, The Bronx, Queens, Brooklyn, and Staten Island formed in 1898.

Commonly used scale to rate women based on their three most important components, tits, face, and ass. A scale of 1-5 is used to judge each part of woman. A 15 would be a really hot girl with great tits and firm ass. A 0 would be, you know.

The "5" is a common saying from people that live on the eastside of Seattle, specifically East King county. It is a representation of the area code 425.