foolproof

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The trick to turning one deli run into multiple dinners is simple and nearly foolproof: one creamy, one crunchy, one briny or fresh.

From Salon • Feb. 12, 2026

Within months, the scam had become so foolproof, the government said, that in April 2023, Hennen reassured a co-schemer by sending a text message.

From The Wall Street Journal • Jan. 15, 2026

A government-funded, industry-run trial looked at the main methods of age assurance and earlier this year reported all were technically possible – but none were foolproof and all carried risks.

From BBC • Dec. 6, 2025

I did not, so I arranged to road-test the Breville Oracle Jet—a foolproof Cadillac for cappuccino lovers, I was told.

From The Wall Street Journal • Nov. 7, 2025

Unrequited lovers were told how to win over indifferent hearts, and the poor left with foolproof tips on how to place their money at the dog track.

From "The House of the Spirits: A Novel" by Isabel Allende