The nickname for baseball's ugliest pitcher, Aaron Harang.
That damn Harangutan threw his feces over 90 miles per hour!
av Aaron Harangutan 5 april 2010
to constantly be on someone's back; incessantly nagging and lecturing.
"I can't stand to be in the same room with him, he's such a harangutan!"
av Donda & Sandi 20 november 2007