Definition of watertight
- a watertight lease
The doors are all watertight.
The evidence against the defendant was watertight.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'watertight.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
What made you want to look up watertight? Please tell us where you read or heard it (including the quote, if possible).
Find the Cousins