The act of being robbed just days before Christmas, just like the Grinch who stole Christmas.
My friend got grinched and now has to scramble to find presents for his kids
by gjjammin February 3, 2010
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Substitute for marijuana.

To pack a pinch of Grinch into your bowl.

I mean just look at the grinch himself. He’s green, looks like a nug and has yellow and red bloodshot eyes.

Also, the word “grinch” has a nice, punchy sound to it, like it’s meant to be slang.

“To grinch or binch”, the decision to toke or not.

Coined by NN
Hey dude, want to go steal Christmas with the grinch?

Yo, toss me a little pinch of grinch!
by The Niktionary August 23, 2019
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v: When someone smokes more than the necessary amount of green cannabis. I.E. Burning all of the top of a bowl completely black.
"You need to watch that lighter and quit grinching my tree."
by Brother Anansi March 20, 2008
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When one's heart grows multiple sizes, bursting through actual and metaphorical barriers and eliminating past grumpiness.
"My heart totally Grinched when I saw a Tweet of Nathan Fillion kissing a weensy puppy."
by skrillaknits December 17, 2009
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A grinch is when one takes a gravity bong hit and the smoke is so thick that is almost green. This will get you extremely stoney baked
" Fuck sake kemza thats a fucking crembaw , its goin yella . "
" Is it fuck mate this hings a fucking grinch , looks lit fucking shrek ."
" Ye expecting me to clear that ya maddy ."
by John Gouboh April 21, 2015
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Verb, to ruin everyone else mood, much like when the grinch stole christmas. See also, grinching
Yo man everyone's having a good time, why are you grinching?
by kayline87 October 13, 2008
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A person who sits next to you in a public bathroom stall to take a shit, when there are options to sit one stall away. So if there are three stalls and you are sitting in stall 1 ...the grinch would sit in stall 2, EVEN if stall 3 is open and clean.
Dude I was in the work bathroom taking a dump and David came in and totally grinched me.
by CSnyder February 10, 2010
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