The reflection of an unlit computer screen after it is accidentally or unwillingly shutdown while you're in front of it, giving you a chance to rethink your life as you see your self.

1. (noun) An abbreviation for stimulus check

2. (verb; stimmied) to get fucked by your government

That weird show about technology and the future that ends up screwing your mind while making you think at the same time.

Yet, it's amazing

When you're jerkin' it to some weird shit and your computer shuts off, leaving a black screen reflecting just your face.

To 'black mirror' someone - is to block/'mute' them across all possible contact and social channels (e.g. Facebook, email, phone, text, blogs, etc.) and delete any evidence of a prior relationship either party- as per the Black Mirror 2014 Christmas Special. Well harsh.