What is Undie Grundie?
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The act of inserting a finger or thumb into an unsuspecting victims anus through their fresh new underwear, thus causing a permanent poo stain. If done in a forceful manner, blood stains may accompany the poo stains.
Paul surprised Steve with an undie grundie...a large fight insued.
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Random Words:
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1.) When any human has extremely hairy feet and toes.
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Repetitive "laughing out louds" or small nuggets of "lol".
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1.) The grundle monkey is a ravenous beast that hunts the gouch spider. See gouch spider for further explanations.
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