Multi-Jacking 

Noun The act of pleasuring oneself while doing something else.

My girlfriend walked in while I was multi-jacking. I had porn on the computer and CNN on the TV.

Multi-Jacking by restaurant refugee December 23, 2008

Multi-Jacking 

The art of masturbating whilst multi-tasking.

THIS SHIT IS INTERRUPTING MY WACK OFF BEFORE WORK TIME FUCK

Friend WACK OFF AND DRIVE TO WORK ITS CALL MULTI-JACKING

Multi-Jacking by aardvarkcum September 5, 2018