Grank is a combination of the words "Green" and "Skank" used to describe the Green Skanky Phlegm you get with a serious cold.
"Eeew, dude you just coughed up a huge ball of grank!"
by Magaz April 28, 2007
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When you grind on the toilet and then shit in it
"yo dude you were in the toilet for a while"

"yeah man i was taking a grank n stank"
by XanManDan August 24, 2018
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When you and the love of your life are both grateful and thankful for the amazingly sickening love they share. We both hope that you all puke in the presence of our passion and eternal love.
Liza and IGH are grankful for their love, acceptance, and tightness. PB&J Forever
by IGH and Lisa PB&J December 11, 2020
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When you and the love of your life decide that you are both grateful and thankful for the the sickeningly amazing love that you share. We hope you all puke at how in love we are! Long live the PB&J
Liza and IGH are so grankful for each other’s love, acceptance, and tightness.
by IGH and Lisa PB&J December 11, 2020
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when a woman grinds your leg while you choke on a dick
i'm about to grank this lard ass
by nicest terrorist April 19, 2009
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When something is gross and rank
That's grank
by SCons April 6, 2019
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Don’t mess with me I’m a grank ass mofo
by Malzie.3 December 22, 2020
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