stairsurf 

v. 1. To surf down a flight of stairs, usually accomplished with a mattress. 2. The act of being pushed down a flight of stairs by an angry husband, who just so happens to be a pro hockey player. 3. The act of having sex with someone who has been pushed down the stairs. adj. 1. A woman who has been pushed down the stairs by her ex-husband (stairsurfer).

I hear Tom went stairsurfing with Peter's ex last night.

stairsurf by J-Arnz June 25, 2008

StairStrike 

When a person falls down the stairs just like the popular indie RPG omori.

bro mari got totally StairStriked :skull:

StairStrike by inu-Sak June 12, 2023

Stairstrucken 

Not to be confused with Starstrucken, Stairstrucken is the meaning of when you fall down the stairs and like it.

Person 1: Dude, I got Stairstrucken yesterday, it was the BEST!
Person 2: Okay, did anything else happen?
Person 1: yeah i broke all of my bones
*the camera then pans to him covered in bandages*

Stairstrucken by Jabloingus Dongle July 31, 2022