The event of chasing and collecting ejaculate in a body of water. Derived from a short story "Guts" by CHUCK PALAHNIUK, published in Playboy (2004).
"What got me in trouble, I called it Pearl Diving. This meant whacking off underwater, sitting on the bottom at the deep end of my parents' swimming pool." - CP, 'Guts'
by eyeRobot February 26, 2019