Used to show dominance, a position of power or authority. Used in a sense of treating someone like a pet, or slave in the eyes of their master when they want or need something from you.

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.

Someone is on your last neave and u want them to just go

Used when somebody is completely unqualified for an opinion or position on a matter and should remove themselves. Generally the statement comes from someone more experienced on the matter to one that is not. The idea is that the inexperienced person has entered an area of knowledge too great for their brain and they should lay down because they are displaying elements attributed to fatigue saying nonsensical things.