setting up shop

The act of preparing oneself for a session of sex with oneself (jerking off).

I forgot my backpack and when I ran back in to my apartment I caught my roommate setting up shop.

by jeff74033 April 14, 2008

set up shop

A term used when somebody camps or stays unwanted in a location for a prolonged period of time.

Look at that pakistani in the street! He's about to set up shop!

by Chrisx2 January 9, 2007