I just grabbed a quick picture from Google images as an illustration. The dish can be found here...
https://www.amazon.com/d/Soap-Dishes/Spectrum-Dino-Soap-Saver-Color/B00BC70NOS
It was for White Elephant gifts. He told me later one of his friends took a bar into the shower, lathered up and then proceeded to vomit profusely! A plumber had to be dispatched to clear the drain!
It comes from the old days of Counter Strike I believe. The weakest weapon was the pistol, so if you killed another player with it, they got pwned, or pistol owned if you prefer.