Buh-k-easy (n): 1) A term to describe a close friend, or family member.

2) Another term for "Bro, Dude or Man"

3) Used to show someone you trust them not to laugh when you call them this rediculous word.

(Pronounced like Bikini)

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.