When you are banging your girl from behind, tell her youre about to cum, pull out and quickly shake your head so some drool trickles down her back. she will think youre fnished until you turn her over and suprise blast seamen all over her face.

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.

The act of being elusive or noncommittal.