Closely sealed or fitted so as to prevent leaks.
More example sentences
- The spray skirt has a light and pliant nylon construction, and a thick PVC coating renders it leakproof.
- How could it possibly improve its incredibly durable, absolutely leakproof, lifetime-guaranteed bottles?
- Ubiquitous for good reason, collapsible doggie bowls are virtually spill-free in the car, totally leakproof, and packable.
Definition of leakproof in:
- The US English dictionary