Proof Definition & Meaning

proof
adjective
  1. (used in combination or as a suffix) able to withstand; "temptation-proof"; "childproof locks"
noun
  1. any factual evidence that helps to establish the truth of something; "if you have any proof for what you say, now is the time to produce it"
  2. a formal series of statements showing that if one thing is true something else necessarily follows from it
  3. a measure of alcoholic strength expressed as an integer twice the percentage of alcohol present (by volume)
  4. (printing) an impression made to check for errors
  5. a trial photographic print from a negative
  6. the act of validating; finding or testing the truth of something
verb
  1. make or take a proof of, such as a photographic negative, an etching, or typeset
  2. knead to reach proper lightness; "proof dough"
  3. read for errors; "I should proofread my manuscripts"
  4. activate by mixing with water and sometimes sugar or milk; "proof yeast"
  5. make resistant (to harm); "proof the materials against shrinking in the dryer"

"Proof" in song lyrics

See how proof is used in real songs:

  • "I never knew that it would be later, but I'm living proof"
    50/50 Twin f/ Trae — I Hold My Own
  • "You're a pedophile, dukes, that's truth, I have proof"
    9th Prince f/ Paradox, Tommy Whispers, Trife Da God — Street Pharmacists
  • "Pertinent to, which cayak pilot succeeded in serving him proof"
    Aesop Rock — Dryspell

Usage tips for "proof"

Understanding the precise definition of a word helps you use it with confidence. When using "proof" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for proof to find words that pair well.

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