Derived from the term 'Hoddy Nargins', this is a universal conversation tool originally coined by Rufus Hard, a trash metal mountain biker.

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.

a nickname for a black and white dog