The extremely safe method to not have children, consisting of waiting four years with a boyfriend/girlfriend before having sex. Also can be taken as 1 base for every year.
Mike: "You hit that yet?"
Skeeter: "Naw man, only half way through that four-year-plan. Sho aint gonna be paying no child support though, YADADAMEAN?!?"
by Mixmaster Skeeter January 23, 2006

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt
Top Definition
The tendency of otherwise straight girls to decide that they're gay during their time at Smith College, only to realize that they're not shortly after graduation. See also smithies
I knew this great, beautiful girl who went to Smith. I had a huge crush on her, but she was gay...or so we thought. Turns out she was on the four-year-plan, and now she's in New York and has a *boyfriend*!
by Beebo McSnark April 18, 2003

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt