An Australian slang term used casually when moving through public places; and upon noticing or passing a person of Greek descent, whispered as a magic word 5 times in order to feel pyschologically protected from the aura of their menace and sleaziness.

Directly refers to particular greasy-haired, vain tryhard wogs who's only function is to act as sexual predators in suped-up sports cars.

Briefly, "the realization that each random passerby is living a life as vivid and complex as your own." Originally from the Dictionary of Obscure Sorrows, which has a lot more beautiful neologism definitions like this you might enjoy.