scrapper

1. A person who disposes of scraps, such as one who collects scrap metal to sell to a scrap dealer.

   After the uncle died they sold off most of his rustbuckets to a scrapper and kept one to fix up.

2. A person who fights doggedly, who exhibits indomitable will.

   He's a real scrapper, even against impossible odds, he always keeps fighting.

   someone who fights (or is fighting)

regular