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  1. foolproof love

Definitions

American Heritage® Dictionary of the English Language, Fourth Edition

  1. adj. Designed so as to be impervious to human incompetence, error, or misuse: a foolproof detonator; a foolproof safety lock.
  2. adj. Effective; infallible: a foolproof scheme.

Wiktionary

  1. adj. For a device: protected, or designed to be proof against misuse or error; fail-safe.
  2. adj. For an idea or plan: infallible, or bulletproof.

WordNet 3.0

  1. adj. not liable to failure
  2. v. proof against human misuse or error

Etymologies

  1. fool +‎ -proof (Wiktionary)

Examples

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Lists

These user-created lists contain the word ‘foolproof’.

Comments

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  • sarahlena even an Idiot can do it
    Sure to be successful
    May 27, 2009

  • asativum That which usually proves not to be. Sep 15, 2008

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‘foolproof’ has been looked up 1537 times, added to 11 lists, commented on 2 times, and has a Scrabble score of 17.