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A person that will intentionally sabotage someone else through any means necessary.
He stole from me after I tried to help him, so I undermined him by making sure every business in the area knows that he is a shoplifter.

I am an underminer.
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by Thingsda October 21, 2019
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Apr 20 Word of the Day
A term used to reference cannabis/marijuana/weed.
This Jazz Cabbage got me zooted. Jazz Cabbage is less harmful than Squares. I’m smoking that Jazz Cabbage boy.
by Gypsiehood97 December 30, 2017
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2
someone who picks their nose and their butt at the same time
You know that one kid in our 2nd period? well he's an underminer.
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by Freyasoupy January 20, 2021
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