Refers to a girl who you have on the side.

You have a wife or steady girlfriend - she is your (#) One.

The girl on the side or the one you stash away - she is your (#) Two.

Commonly used by musicians to describe the girls "on the road."

In some cases, even if you have no "number one," a random hookup or a girl who will never be considered for the "one" spot, can also be considered a "two."

Also referred to as "doing the two."

How long a commercial break lasts; i.e., two minutes and two seconds.

Obviously

2+2=4

When you drink from 2PM until 2AM then promptly pass out.

Play on words based on the phrase Catch 22; see you on the other side.

noun. to give someone twos on a cigarette is to smoke half of it then give them the rest to finish. More commonly done by boys as it is less considerate.

verb. to "twos" a cigarette is to smoke one together, taking a couple of drags then swapping. More commonly done by girls.

-The ultimate numerical paradox.

-A perfect balance of one on each side for perfect harmony, never being able to counter balance since its perfectly even. Yin and Yang. You have a brain for logic, but then you have the heart to counter balance with emotions.

-Not only used for balancing, but combined for the ultimate pair. In order to start a family, you need 2. Every hero needs a sidekick. you have not 1 but 2 eyes for ultimate depth perception. 2 arms, 2 legs, 2 ears, 2 lungs, 2 testicals.

-most powerful number in math. 2 is the number most divisible into other numbers (not counting 1 since one is itself and more or less is the building block of all numbers). 2 is what we build off of. It's so simple, yet so strong. Subconsciously you know this to be true since when refering to something simple or basic, we say "put 2 and 2 together." Why dont we say "put 1 and 1 together?" We don't see 1 as a credible number, holding 2 in higher regards.

-2 is the only number that can't make a shape(number of sides). 1 is a circle. 3 is a triangle. But what is 2? Think about it...

-There are only 2 things to do with your life, live or die.

-For every action, there is a re-action. one things leads to one other thing. that equals 2. we live our lives between 2's. we go to work to get money to live. we work out to get buff. we eat to satiate our hunger.

-Everything has an opposite, or equal other, that makes them a pair of 2. There is only good or evil. There is only right or wrong.

2 packs quite a punch, don't you think?

The number that (usually) comes before three. Square root of four. Also the amount of people it takes to tango.

A twenty-two caliber pistol. Similar to fofo.