Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. So tightly made that water cannot enter or escape.
  • adj. Having no flaws or loopholes; impossible to fault, refute, or evade: a watertight alibi; a watertight contract.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. So tightly made that water cannot enter or escape.

Etymologies

From water +‎ tight. (Wiktionary)

Examples

  • What an absurd and anomalous position, but the result is very serious for it means that as we are all separated by these artificial barriers which we have erected, there is a danger of our working and thinking in watertight compartments.

    Certain Aspects of British Life and Thought

  • It is a mistake to imagine that war aims, strategy, propaganda and industrial organisation exist in watertight compartments.

    The Lion and the Unicorn

  • This system, of course, is not watertight, which is why, meanwhile, we have decided to start using body scanners on flights to the States.

    CNN Transcript Dec 30, 2009

  • This system, of course, is not watertight, which is why, meanwhile, we have decided to start using body scanners on flights to the states.

    CNN Transcript Dec 30, 2009

  • This system, of course, is not watertight, which is why meanwhile we have decided to start using body scanners on flights to the states.

    CNN Transcript Dec 30, 2009

  • Colonel Shapiro has what might be called a watertight one.

    The Alamut Ambush

  • It is disconcerting, to say the least of it, particularly when the water sweeps its way aft along the upper deck in solid masses which no so-called watertight ventilator can keep out.

    Stand By! Naval Sketches and Stories

  • The Crown became central to the definition of Canadian federalism in 1892 when the Judicial Committee of the Privy Council ruled that the Crown in the provinces is co-equal with the federal Crown within the separate constitutional jurisdictions of provincial legislatures and Parliament - the so-called watertight-compartments thesis of Canada's Constitution.

    The Globe and Mail - Home RSS feed

  • In my late teens, taken by the idea of meeting all my internet penfriends, I formed a 'watertight' plan to spend the summer criss-crossing America by bus meeting my glamourous new acquaintances.

    42 entries from July 2007

  • The three models, however, are not 'watertight' concepts - there is flexibility, overlap, and even creative transformation from one category to another.

    Bhutto's Death May Be The Beginning Of A Change In Pakistan

Wordnik is becoming a not-for-profit! Read our announcement here.

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.