verb
- seals cracks or joints with waterproof material
Usage: third person singular present
noun
- plural of caulk; waterproof filling materials used to seal joints
Examples
- She caulks the bathtub every spring to prevent leaks.
- The contractor caulks all the window frames before painting.
- He caulks the boat’s hull to make it watertight.
- The plumber caulks around the sink after installation.
- Different types of caulks are used for various materials.
- Silicone caulks work best in wet areas like bathrooms.