After you take a large hit of marijuana from a steamroller pipe and you can't stop coughing. And therefore that person got steamrolled
by Patrick Hickory October 17, 2008
On Fat Tuesday a celebration occurs called Mardi Gras. On this day it is also called Mardi Grass...because you get really stoned on this day smoking weed.
"Dudes we gotta smoke later because it is Mardi Grass!!"
"I am so excited for Mardi Grass tomorrow!"
"I am so excited for Mardi Grass tomorrow!"
by Patrick Hickory February 25, 2009