Short for "Paha Ba Kasa Ta"

Vaidarbhian Slang used to completely transfer responsibility over a matter to the addressing person without any repercussions. Also used as an alternative to "Do as you wish" or "Leave me alone until you come up with the solution".

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.