rock the shocker
While holding the ring finger with the thumb, you insert the index and middle finger in the vagina and the pinky in the anus.
"I'm going to rock the shocker on my girl friend"
pop rock shocker
when you take pop rocks and shove them in a persons anus. You then add pepsi or other carbonated beverages to cause a reaction. Right after putting the pop in the anus you give it in the anus causing to mix the chemicals. the result a stimulating explosion.
As i was having sex with jane, i did the pop rock shocker, she is now in a wheelchair.
Rock-Shocker
Similar to "the shocker" the Rock-Shocker is when one simultaneously cups/fondles a man's "rocks" while fingering his asshole with the middle finger, hence shocking the man's senses. (Disclaimer: fairly large hands or long fingers required)
"Holy shit! The way you touched my asshole while rubbing my balls was such a rock-shocker!"