Grimson

a retarded,socially incapable and egotistic male that has very few friends
He is such a grimson or your such a fucking grimmo
by qwertiop December 18, 2011
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grimson

based off of the word grim, meaning depressing or glum, grimson is just an exaggeration of the word, meaning 'full of grim.' it's a grim feeling.
person a: "dude, the clouds are making the sky look so dreary."

person b: "you're right... it's making me feel grimson."
by hhhidontknowwwww January 20, 2019
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