Shortened slang for "domestic threat". Applicable to anti-authority, anti-constitution, anti-science conservaderp types who endanger others without care, due to overinflated egos, susceptibility to conspiracy theories, and scientifically proven lower IQs than liberals.
Not going to wear a mask in the pandemic, Ben? You'll be at fault for murdering more people, domth. Know what happens to domths in this nation, Ben?
Someone emphatically stating how much one hates gossiping, that one would never engage in this sort of behavior. This implies that, "thou doth protest too much" and may in fact be a gossip.