What is Irish Octopus?
1.
The act of shoving four fingers in the pussy and four fingers in the asshole. Spread fingers post-insertion. Wiggle furiously. Now you're administering the Irish Octopus. Why Irish, you might ask? Because one of you better be drunk whilst doing so.
Yo man, dis drunk beotch be soo gapped I had to give her the old Irish Octopus for her to get off.
See 
Random Words:
1. 
A variation of the stranger.  Involves sitting on your dick while erect, or putting an ice pack on your dick, thus, making it numb.  the.. 
1. 
someone who smokes a lot of weed, but is still yet to convert to being outlandish, slow, cheap, unmotivated and anti-conservative
that ..