A person(s) who is continuously a bitch/douche bag.
Someone who says/does things to intentionally put you down or upset you.
It can also refer to a group of people doing something to intentionally hurt/upset an individual or animal.
Gosh, Ted is being such a Douche-Nugget, did you hear what he said to Emily?
That poor dog, those Douche-Nuggets keep throwing rocks at it.
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