the name of a urban group in the west side of the east midlands. it can be put into an action by withdrawing the thumb of the right hand and crossing the two middle fingers of the right hand to form a "W". Then as the member of the gang or the public do this action they tip the hand to form an "E" then an "M" (to the onlooker). All this is done whilst saying westside east midleo'ns(midlands in a french accent). the french accent is derrived form the rumurs that there are french members in the gang

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.