Adjective foolproof has 1 sense
  1. foolproof, unfailing - not liable to failure; "a foolproof identification system"; "the unfailing sign of an amateur"; "an unfailing test"
    Antonym: fallible (indirect, via infallible)
,Verb foolproof has 1 sense
  1. goofproof, goof-proof, foolproof - proof against human misuse, error, etc.; "Foolproof this appliance"
    --1 is one way to proof
    Sample sentence:
    Somebody ----s something
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