Scrapper (noun)

1. A person who collects scrap materials, especially metal.
2. A person who fights or argues fiercely.

Origin:

Derived from 'scrap'.

Examples:

1. The scrapper roamed the alleyways, looking for any scrap metal he could sell.
2. I remember the old scrapper who used to come by our house, looking for anything he could recycle.
3. The scrapper was a resourceful man, making a living from the scraps and leftovers of others.
4. The two men were scrappers, constantly arguing and fighting over every little thing.
5. The scrapper was a fierce competitor, always looking for a way to win, no matter what the cost.