An androgynous senior citizen who’s appearance forces you to wonder - is that a grandma or a grandpa???

The geriatric version of a “shim” - is that a she or a him??
Susan was cursing out the slow driving grandpa causing traffic, but when she finally passed them she realized it was a grim.
by Dirk217 May 10, 2019
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The act of being grim or to act grim; to live in a constant state of impulsive decisionmaking often leading to reckless spending and heavy intoxication.
“Are they really getting sloshed tonight bruv?! On a Wednesday?!? Mate they are grim...”
by Schullzyladski98 August 29, 2018
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