Synonym: cogent evidence, proof, proofread, substantiation, test copy, trial impression, validation. Similar words: roof, uproot, go off, aloofness, room, droop, brook, troop. Meaning: [pruːf] 
n. 1. any factual evidence that helps to establish the truth of something 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. v. 1. make or take a proof of, such as a photographic negative, an etching, or typeset 2. knead to reach proper lightness 3. read for errors 4. activate by mixing with water and sometimes sugar or milk 5. make resistant (to harm). adj. (used in combination or as a suffix) able to withstand.
n. 1. any factual evidence that helps to establish the truth of something 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. v. 1. make or take a proof of, such as a photographic negative, an etching, or typeset 2. knead to reach proper lightness 3. read for errors 4. activate by mixing with water and sometimes sugar or milk 5. make resistant (to harm). adj. (used in combination or as a suffix) able to withstand. 
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61 His speech failed in persuasiveness and proof.
62 He'd seen the proof in black and white.
63 The proof was fished up from old papers.
64 Do you have any proof to substantiate your alibi?
65 He was correcting his proof sheets in his study.
66 Children are also considered proof of a man's virility.
67 This is not necessarily proof that he is wrong.
68 The onus of proof lies with you.
69 Is your statement susceptible of proof?
70 The cheque will be cashed on proof of identity.
71 Do you have any proof that this man stole your bag?
72 He is living proof that not all engineers are boring.
73 The strength of reaction to the article is proof positive that this is a very important issue.
74 The burden of proof lay on the plaintiff to prove negligence.
75 It says on the bottle that it's 60 percent proof.
76 Belief is a kind of halfway house between non-belief and absolute proof.
77 We must presume innocence until we have proof of guilt.
78 There is no proof that he was on the crime spot.
79 I have no real proof that he was at the flat.
80 Police say that they have no proof that a serial killer is responsible for the four murders.
81 Newspapers seized on the results as proof that global warming wasn'treally happening.
82 Calumny require no proof.
83 Have you any proof that you are the owner of the car?
84 The lawyer's case blew up because he had no proof.
85 Most car doors are now fitted with child - proof locks.
86 The onus is on the prosecution to provide proof of guilt.
87 I'm glad I had the forethought to make a copy of the letter,(sentencedict.com/proof.html) as proof of what had been promised.
88 The sea wall was not proof against the strength of the waves.
89 The judicial minister cited the latest crime figures as proof of the need for strengthening of the comprehensive administration of social public order.
90 He is walking proof that people can lose weight quickly.