noun

1. a person or thing that wrecks
2. a person who causes ruin, obstruction, or disruption of any kind; specif., a person using false lights, etc. to lead ships to destruction in order to plunder the wreckage
3. a person, car, train, boat, etc. that salvages or clears away wrecks; specif., a truck equipped to tow away wrecked or disabled automobiles
4. a person or business that demolishes or dismantles old buildings, motor vehicles, etc., salvaging usable materials and parts house wrecker, auto wrecker