An insulting Jersey Shore name for tourists from the Midwest, especially those who are naive or who have never seen the ocean (or Atlantic City) before. This term likely evolved sometime after the release of the movie Fargo, which featured a major character named Gunderson.

See also bennies, shoobies, and Wally and Marge.
Hey, check out that gunderson staring at the Borgata Babe.
by Led Zeppole December 11, 2003
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the act of shitting ones pants and then shaking the poop out of pants and leaving a streak in your drawrs for the rest of the day
man my ma found my boxers right after i did a gunderson
by The Maa November 19, 2007
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To smoke weed incredibly fast, faster then the people passing it to you, who take their time and enjoy it, also able to be used for any drug, such as shrooms, cocaine, or even alcohol
you better gunderson that shit, i'm on a time limit
Dude the rotation was to gunderson for me i couldn't breath
We got the shrooms, and he gunderson'd that shit before i even ate one.
by Feelin' alright October 21, 2010
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Syndrome including fanny fatigue, restless legs, and poor concentration or difficulty reading acquired after extended periods of sitting/studying/reading
The studious medical student presented to the ED with Gunderson's Triad following many days of arduous studying without compensatory physical activity.
by cjb83 November 13, 2008
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Beautiful, Amazing, The Best Of 2 Worlds, GOD's Gift To The World, Aaron Gunderson.
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The Only Thing That Could Top The Night, Aaron Gunderson
by TheTruthAboutAaronGunderson September 8, 2008
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Tatical war chief, fought along side Harambe and Sid the Sloth, defeated various memebers of the Anti-Vax community. As well fought in WWII alongside the legendary warriors such as Dora the Explorer and Giga Chad, being awarded three Purple Hearts, two Medals of Honor, and estimated to have killed over 700 Nazis with his toes.
Soldier 1: Sir there are too many Nazis
Rex Gunderson: Not enough, as long as i have my toes nothing can stop me?
by Rex Gunderson April 27, 2022
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1. One who deserves to be called a cunt, yet is within earshot and would would become irate if they knew how you felt about them. Or someone who is simply a cunt.

2. Can also be split up into two words, pretending that the person with whom you are conversing is named Gunderson. And the afore mentioned "cunny gunderson" is referred to simply as cunny.
1.

wow that girl is such a "cunny gunderson"

that guy's tribal tattoo makes him look like a bit of a "cunny gunderson"

2.

she's a bit of a cunny, eh there gunderson?

i say there gunderson, that girl appears to be a bit of a cunny
by Mr. Gunderson June 5, 2010
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