a phrase used out of joy for something; excitement referring to "creaming" oneself/ejaculation, etc
Oh man, I can't wait to see this super hot pop star at the virgin records signing this morning, i think i might have one!
by JoeMan September 13, 2007

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Top Definition
short for "have a good one," which itself is, of course, short for "have a good day."
Johnny: "See you tomorrow Bill"

Bill "Have one!"
by Watchful September 15, 2008

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This is a shorthand for the overused expression, "Have a good one," (derived from the even more overused expression "Have a good day") and is slowly catching on to be much more hip!
As I drop my friend off and he leaves the car, I shout "Have one!"

He replies, "Word...later!"
by Robintexas April 13, 2007

The Urban Dictionary Mug

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

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The Urban Dictionary Mug

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

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

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

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This is a shorthand for the overused expression, "Have a good day," and is slowly catching on to be much more hip!
As I drop my friend off and he leaves the car, I shout "Have one!"

He replies, "Word...later!"
by Watchful April 05, 2007

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