An unforgettable goblin who gives the best blowjobs.

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 kicking someone in the balls with a great amount of strength, often resulting in death.

(NOUN) The art of being a tactless; womanising, geekish, sped.