When life is too hard, and you realize that suicide is the only option.

Yeet can mean anything.

When you abort something.

Term used to express excitement; especially used in basketball when someone has shot a three-pointer that they are sure will go in the hoop.
Also used as one ejaculates.
Can be used as an exclamatory (YEET!), or a verb (to yeet someone)

a word that normally six year olds screech while playing fortnite

First written during the early 1800's "yeet" was formally used to describe the action of a sheep wiping it's feet in mud. During the late 1800's and early 1900's, "yeet" was used to describe the game of how many struggling twitches a goat could take while being drowned by butchers from urban areas. The game, "Yeet" was usually performed at public pools on the 4th of July where public parties were thrown to celebrate Independence. Today, it's used to describe that actions of avoiding or throwing anything you can think of.

To throw an item and say yeet