one in the oven

a woman who is pregant

tracy that silly old sour faced tart shes got one in the oven

cut one

To expell flatulence.

Ewwwwwww!!! What's that smell??? Who cut one?!?

Down in one

Chugging a beer in one shot

At the bar Steve raised his glass, made a toast, and did a down in one.
chugging drinking

One Down

The hardest difficulty in Payday 2

I just heisted it up in one down

stripper ones

brand new, crisp one dollar bills, usually having serial numbers in sequential order given out at the door of a strip club as change.

After paying cover, I got twenty dollars in stripper ones.

the white one

When a biracial person lovingly refers to which parent is cacasian, if indeed, one parent Is.

When I was eight years old, my mom made me watch Roots....and my mom is the white one! lol

Run one

To play a single game of something, usually a pick-up sport.

*Sees three people sitting next to a basketball court*

"Aye, y'all tryna run one?"

ALTERNATIVELY

Friend: *Stares at your copy of Super Smash Bros sitting on the table*
You: "You tryna run one?"
Friend: "Run them hoes then!"