Significados de as watertight en inglés

We might as well make our roof as watertight as we can before dark.

He's being interrogated right now, and the evidence is as watertight as it could possibly be.'

If you live in a rainy area, the tech compartments are as watertight as any that I've ever seen.

The digital encryption was quite good and Vlcek had several additional features enabled that helped to make sure their communication was as watertight as possible.