off like a Jewish foreskin 

About to leave or take off.

Refers to a circumsized penis, where the foreskin has been removed or taken "off".

It was great seeing you guys, but I really have to catch my bus, so I'm off like a Jewish foreskin.

off like a Jewish foreskin by andycash May 23, 2006

off like a Jewish foreskin 

A Jewish foreskin or Jew's foreskin is always off, therefore the expression is a very definite one about being off on one's way or just in a generally off condition.

It is time that i was on my way, so I am off like a Jewish foreskin. (or Jew's foreskin)

off like a Jewish foreskin by Roderick O'Donnell July 30, 2006

I'm off like a Jewish foreskin 

"I'm taking off now" or "I am leaving this place"

"Okay kids...I'm off like a Jewish foreskin!"

I'm off like a Jewish foreskin by Part Walker April 14, 2008

Going off like a Jewish foreskin

A phrase used when someone/something is going off, which is to go crazy or to be out of control.

That party was going off like a Jewish foreskin last night!

Going off like a Jewish foreskin by bear_jew October 25, 2010