Have One Edit Meaning

1.

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!"

See goodbye, adios, peace out

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!"

See have a good one, greeting, goodbye, adios

3.

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!"

See goodbye, hello, greeting, later

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!

See joy, excitement, happy, mood