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(Interjection) The way that an ignorant dumbass says gracias.
You went and bought a case of cold brewskies just for me? Grassiass, man!
by McCrapper July 15, 2012
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Jul 30 Word of the Day
A kid in my class is a water slapper
by jgyhsref January 22, 2020
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When you are having anal sex in the front yard and she says thanks for the good time.
Jessica: Thanks for the Grassiass
John: No problem
by Pooppppppyyyyyy March 25, 2021
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