Buster (noun)

1. A term used to describe someone who is tough or strong, often used as a nickname or a term of endearment.
2. A person who is able to endure difficult or challenging situations.
3. A person who breaks or shatters something, especially someone who intentionally damages or destroys something.
4. A term used to describe someone who is a failure or disappointment.
5. A term used to describe a person who is unable to achieve something.

Origin:

The word 'buster' is thought to have originated as a slang term in the late 19th century. its exact origins are unclear, but it is thought to be related to the word 'bust' meaning 'to break or shatter'.

Examples:

1. He was known as the buster, a tough guy who never backed down from a fight.
2. She was a real buster, working hard to provide for her family despite the odds.
3. The buster had destroyed the vase, leaving shards of glass everywhere.
4. He was a buster at the game, unable to win no matter how hard he tried.
5. The buster's plans had failed, leaving him with nothing to show for his efforts.