prief

Noun

proof (countable and uncountable, plural proofs)

1. (countable) An effort, process, or operation designed to establish or discover a fact or truth; an act of testing; a test; a trial.
   • I need proof of your unconditional love. Lend me some dough.

   Antonyms:

   disproof

2. (uncountable) The degree of evidence which convinces the mind of any truth or fact, and produces belief; a test by facts or arguments which induce, or tend to induce, certainty of the judgment; conclusive evidence; demonstration.
   • I'll have some proof.c. 1603–1604 (date written), William Shakespeare, “The Tragedie of Othello, the Moore of Venice”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac...

   Synonyms:

   testament, testimony

3. The quality or state of having been proved or tried; firmness or hardness which resists impression, or does not yield to force; impenetrability of physical bodies.
4. (obsolete) Experience of something.
   • But the chaste damzell, that had never priefe / Of such malengine and fine forgerye, / Did easely beleeve her strong extremitye.1590, Edmund Spenser, “Book III, Canto I”, in The Faerie Queene. […], London: […] [John Wolfe] for William Ponsonbie, →OCLC
5. (obsolete, uncountable) Firmness of mind; stability not to be shaken.
6. (countable) A proof sheet; a trial impression, as from type, taken for correction or examination.
   • And these men scour the printed proof for error, blunder, and misspelling.2010, Andrea Levy, The Long Song, Tinder Press (2017), page 382

See all 20 meanings of proof