The resulting pain from being kicked in the sack (see also nuts, balls, testis, taint grenades).
Holy sh** I've got the groothuis, I'm going to throw up.
by JoePhlips January 6, 2009
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An ignorant 16 year old who hangs out with the ugliest highschool girl in the world and has a large cock. Also never gets online when people tell him to unless if it’s his girlfriend.
-Isaac Groothuis get on
-No
-*girlfriend tells him to get on*
-alright boys I’m getting on
by sauceboiii June 13, 2022
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