1. A device operated by a key, combination, or keycard and used, as on a door, for holding, closing, or securing. 2. A section of a waterway, such as a canal, closed off with gates, in which vessels in transit are raised or lowered by raising or lowering the water level of that section. 3. A mechanism in a firearm for exploding the charge. 4. An interlocking or entanglement of elements or parts. 5. A hold in wrestling or self-defense that is secured on a part of an opponent's body. 6. The distributor has a lock on most of the market. 7. close and lock a drawer. 8. locked the house. 9. locked the dog in for the night; locked the criminal up in a cell. 10. The ship was locked in the ice through the winter. She felt that she had become locked into a binding agreement. 11. locked the enemy fighter in the gun sights. 12. Ed Magnuson 13. To engage and interlock securely so as to be immobile. 14. locked arms and walked away. 15. The two dogs were locked in combat. 16. To equip (a waterway) with locks. 17. To pass (a vessel) through a lock. 18. To secure (letterpress type) in a chase or press bed by tightening the quoins. 19. To fasten (a curved plate) to the cylinder of a rotary press. 20. To invest (funds) in such a way that they cannot easily be converted into cash. 21. To end the processing of (a magnetic tape or disk) in such a way as to deny access to its contents. 22. The door locks automatically when shut. 23. To become entangled; interlock. 24. The mechanism tends to lock in cold weather. 25. To pass through a lock or locks in a waterway. 26. To withhold work from (employees) during a labor dispute. 27. To become embroiled in conflict. 28. an estate that was auctioned off lock, stock, and barrel.
