Panzerkampfwagen
Example:
German person: You are just jealous because Germany is more famous than Switzerland! Go eat your Swiss chocolate!
Swiss person: You selfish German idiot fucking panzerkampfwagen hitler jugend!!!
German person: You are just jealous because Germany is more famous than Switzerland! Go eat your Swiss chocolate!
Swiss person: You selfish German idiot fucking panzerkampfwagen hitler jugend!!!