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

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 bunch of young, hot chicks laying out in the yard, not by a pool or beach. Usually seen outside college dorms or buildings with no pools.
by Shottscore June 19, 2015

by Jimslimson August 16, 2016

by britneys girl May 29, 2008

by Daddy Hadz April 20, 2022

GUY1: Pass me the Grass BBQ mate
GUY2: The Glass BBQ?
GUY1: No, the GRASS BBQ, you crack addict cunt!
GUY2: The Glass BBQ?
GUY1: No, the GRASS BBQ, you crack addict cunt!
by M.C.H.L June 13, 2020
