When you eat something unsettling with poo already in your rectum, the gas from the unsettling food then floats around your turds (like a lava lamp) creating intermittent pressure that you are afraid to release for fear of a shart!
I skipped my morning poo and after a spicy lunch I was lava-lamping at my desk.
Lava-lamping
Pronunciation: \ ˈlä-və-ˌlamp-iŋ \
Part of speech: Verb
Definition: to fill a partner’s rectum with piss. Then requiring that no contents shall be spilled as you aggressively thrust into your sweet little piss bottle until you climatically erupt your lava inside them.
“As long as we skip the asparagus and stay hydrated, I might just agree to some lavalamping tonight!”
Jacking off in the tub. The hot bath’s waterwill solidify your cum, like eggs being boiled. The solidified cum thus creating a floating strain in the tub, resembling a lavalamp.
Q: what did you do yesterday? Porn & Paprika chips?
A: Nope I did latex and lavalamping in the tub.