business term meaning having a negative amount of money

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.

having an easily aroused and uncontrollable boner. usually happens a lot when you're adolescent teenager. all men can have it though at anytime.

also see N.R.B.

A state in which the battery power in one's iPhone dips to 20% or less, causing the battery icon in the top right corner to change color from green to red.

Mad, pissed off, so furious your face turns red.

In music, when you have your amps turned up to 11 and the music is extremely loud and ear piercing. This is usually done deliberately.

having sex with a woman while on her period