Rippin' off a piece 

Having illicit sexual relations with someone who is involved in a relationship. Can be used in non-adulterous situations as well.

q: "How come you didn't meet us at the bar last night?"
a: "I was rippin' off a piece of Elaine's fine ass"

or

"Rip me off a piece of that bread"

etc

Rippin' off a piece by derp_derp March 19, 2011

rappin off the drome 

rapping off the top of your head in a good fashion also just naming off words that rhyme and fit to a classy beat

rappin off the drome in my home

look at that knome made of chrome

rappin off the drome by TapThatAllOnTheDrome January 26, 2011

ripping the head off it 

Masturbate (male) furiously to the point that your tear the penis off at the glans.

Jimmy has been ripping the head off it for hours now... shall we call an ambulance?

ripping the head off it by ANDYRM June 10, 2016

Ripping Your Dick Off 

To masturbate furiously, without cessation.

"So, let me get this straight. You're telling me, that if you hadn't been able to jack off for two weeks, the first thing you would do immediately when you got home wouldn't be to go straight to the computer and start violently ripping your dick off? I don't believe you."

Ripping Your Dick Off by NotBillClinton April 10, 2015

ripping the tiles off the wall 

a particularly difficult shit

where have you been?

the toilet, ripping the tiles off the wall

ripping the tiles off the wall by jajajajoje October 10, 2008

ripping the head off it 

it means masturbating commonly used by the Scottish comedian

Kevin Bridges

There was a Scottish bloke just ripping the head off it in the hotel lobby.

ripping the head off it by Contra1947 May 17, 2016