Translation of "watertight" - English-Russian dictionary

watertight

adjective uk us /ˈwɔːtətaɪt/
WATER

Something that is watertight prevents any water from entering it.

водонепроницаемый
REASON/EXCUSE

A watertight reason or excuse is one that no one can prove is false.

неопровержимый, убедительный
a watertight alibi

(Translation of “watertight” from the Cambridge English–Russian Dictionary © Cambridge University Press)