Soggy Chair Surprise

When you secretly cum on a chair and wait until someone sits on it.

“Don’t sit on that chair I saw Joe do a Soggy Chair Surprise”
“Nah I like it”

Soggy chair

When you piss yourself in your chair and sit there letting it soak into the chair

Cole: “what’s that smell?”
Myles: “oh sorry I just have a soggy chair”