adjective
- Not allowing water to pass in or out.
- Without flaws or loopholes.
- usage: "an ironclad contract"; "a watertight alibi"; "a bulletproof argument"
- synonyms: unassailable, unshakable, bulletproof
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). watertight. Retrieved September 21, 2026, from http://smartdefine.org/watertight/definitions/1188084 |
| Chicago | WordNet. 2010. "watertight" http://smartdefine.org/watertight/definitions/1188084 (accessed September 21, 2026). |
| Harvard | WordNet 2010, watertight, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/watertight/definitions/1188084>. |
| MLA | WordNet. "watertight" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/watertight/definitions/1188084> |