Meanings
comparative more spyproof · superlative most spyproof
- Safe from being overcome or compromised by spies.
The Kure Navy Yard was surrounded by a spyproof high fence, and the workers lived their whole lives inside the fence.
1947 January 20, LIFE, volume 22, number 3, page 191 more example
If a game does not have a saddle point, minimax strategies are not spyproof, and each player can outsmart the other...
1992, John E. Freund, Mathematical statistics, page 336
Origin
Cite this entry
spyproof. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/spyproof
“spyproof.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/spyproof. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “spyproof,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/spyproof.
Source: spyproof on Wiktionary, CC BY-SA 4.0.