One-handing 

To use one hand to hold a sex-partner off the ground while fucking.

"I am going to be one-handing that girl by the end of the night."

One-handing by Kizzeaton December 11, 2009

one handing it 

when you're driving and beating the meat 12:15ing or most commanly known as masterbating

eww look at that dude one handing it in the car with the playboy mag

one handing it by horny bastard October 16, 2005

Got one hanging

Specifically to describe the state of having a very S-L-O-W-L-Y emerging turd, or a turd that has stopped coming out and is "stuck" part way out. turtlehead

"Are you going to be in the toilet all day"?

"Sorry, I've still got one hanging, it's gonna be a while yet"

Got one hanging by Mickeymysterious April 22, 2009