An undocumented, seldom-seen
creature, typically originating from
American folklore.
Recently adopted by the
Gen Z demographic to describe individuals that behave and socialize in an introverted, unpredictable and otherwise strange manner, to the point where it's intimidating.
"I swear to
god, he acts like he's just learning to talk, and then you get to know him and find out he keeps a
little kingdom of insects under his
bed, and all of them have names. Dude's an actual cryptid."