Someone with incredibly sweaty armpits who doesn't realize it.
"He was such an Ostendarp, that buckets of sweat would pour out of his shirt all day long, and he wouldn't even notice it."
by idieh April 29, 2009
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Dude who doesn’t take out his AirPods
Bro really being an Ostendarp
by DarkFennix November 15, 2021
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