Grass that was once living green lawn, but has succumbed to excessive traffic or heat. If you sit on it you get covered in bits of dead grass. Typically found in Australian backyards during summer, and at music festivals.
by snozzi January 29, 2009

A term defining weed that not only causes a burning iritation to the throat and lungs, but lacks potency for anyone but the weakest smokers. Smokers of Bitch Grass include: bitches, middles schoolers, and poor people.
by Pyrocrazyman September 18, 2009

by Ally_MK August 16, 2019

by LongTailinFront March 6, 2019

by Daddy Hadz April 20, 2022

When somebody builds a house in Minecraft out of dirt, and they leave it up for so long the dirt becomes a grass block again. Meaning the roof is a "grass top".
Jamal " Have you seen Emma? She's wearing all leather armor! "
Matt " Yeah, shes such a grass top! "
Matt " Yeah, shes such a grass top! "
by ItsProxy June 17, 2019

by VTvalley2 November 27, 2009
