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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
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2
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
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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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3
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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4
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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