An Otern is a person whom is the embodiment of derp itself.
Stubborn as shit and most likely has a big nose cause he needs to be able to sniff up money like the jew he is.
Guy 1"WOAH THAT GUYS HAS A BIG NOSE"
Guy 2"Must be a otern"
Guy 1"Otern? Those stubborn big nosed jews?
Guy 2"Aye, let's move away before he sniffs up our money like cocaine"