buster

/ˈbʌstər/
noun
  1. A person or thing that breaks or destroys something.
    • He's known as a crime buster in the neighborhood.
    • The machine is a concrete buster used in demolition work.
    • This new tool is a real rust buster for old metal parts.
  2. A friendly or informal way to address a person, often used to show annoyance or familiarity.
    • Listen, buster, I've had enough of your excuses.
    • Hey buster, watch where you're going!
    • Come here, buster, and help me carry these bags.
  3. A person who tames or trains wild animals, especially horses.
    • The young buster learned to handle the wild stallion with patience.
    • The bronco buster was thrown off the horse but got right back on.
    • She worked as a horse buster on a ranch in Wyoming.
What does "buster" mean? | whatsthatwordmean | whatsthatwordmean