a lamb kebab bought in the london district defined by zone one and zone two of the london underground.

The word comes from the remarkable resemblance between an elephants leg and the universally accepted sign for a kebab shop in central london and the actual rolls of lamb meat on rotating skewers inside the shops.

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.

An oversized marijuana cigarette. A big fat joint.