Stairmaster 

A legend who is known to have sexual intercourse under flights of stairs at John Marshal High School. He Is now graduated and living the sauce life.

Student: too bad stairmaster isn't here anymore. I looked up to him so much.

Stairmaster by stairmasterisgnarly January 19, 2014

stairmaster 

To totally own, abuse, or dominate.

He really stairmastered his nuts on that firehydrant.

I'll stairmaster that loser.

stairmaster by chad&friends April 15, 2003

Stairmaster 

The other ruler of the world. Master of everything, including stairs.

Ya know Stairmaster? I heard she pwnd austoko in Halo!

Stairmaster by Stairmaster August 5, 2004

Cleveland Stairmaster 

While walking up a flight of stairs, taking a projectile shit or sharting (fart & shit at the same time) on the person behind you.

Guy 1: Dude you wouldn't believe what my girl did last night!

Guy 2: She didn't fake it?

Guy 1: Nah, I was walking up stairs behind her and smacked her ass and she suprised me with a Cleveland Stairmaster!

Guy 2: Dude....

Cleveland Stairmaster by Skadandy88 December 14, 2010

organic stairmaster 

aka a hill.

I'm gonna go get some exercise on the organic stairmaster.

I climbed every organic stairmaster in Florida the other day.

The organic stairmaster sure tires out Fluffy.

organic stairmaster by I'mwithBeardy April 9, 2010

rowing machine and stairmaster

A term for a manual transmission in an automobile, with the rowing machine being the gearshift and the stairmaster being the clutch pedal.

"This is gonna be the last BMW M5 with the rowing machine and stairmaster!"

Most cars sold in Europe use the rowing machine and stairmaster.

rowing machine and stairmaster by NuttyJ January 12, 2006

stairmasterbating 

To engage in an intense exercise or fitness regime which causes one to ignore relationships and responsibilities; usually a short-lived affair seen at the beginning of the year and immediately prior to bikini season.

Jessica: "Sorry I didn't call you back. I was on the treadmill. I love the way I feel now that I'm losing weight!"

Martin: "Well, I swear to God, if you don't answer the phone again because you're stairmasterbating I'm going to come over and poke Rocky Road down your throat."

stairmasterbating by vaguelyethnic March 29, 2010