breacher
/ˈbritʃər/
noun
- A person or thing that breaks through a barrier, such as a wall, door, or security system.
- The security team identified the breacher as the person who cut the wire to enter the building.
- In the training exercise, the breacher used explosives to open a path through the fence.
- The police used a battering ram as a breacher to get through the locked door.
- A person who violates a rule, law, or agreement.
- The referee warned the player that he would be ejected if he continued as a breacher of the game's rules.
- The company fired the employee who was a known breacher of safety protocols.
- Any breacher of the contract will have to pay a fine.