Definition of valid in English:



  • 1(of an argument or point) having a sound basis in logic or fact; reasonable or cogent.

    ‘a valid criticism’
    • ‘The only valid reason for legalising it is that the Government could make more money.’
    • ‘Careful readers might even notice there were some very valid points in the article.’
    • ‘A woman passenger would not accept this as a valid reason for the delay.’
    • ‘That's by far the biggest and strongest and most valid criticism of our system.’
    • ‘The only pressure, exerted by me, was to present good journalism supported by valid evidence.’
    • ‘Now any pupil who is suspected of playing truant will be asked to produce a note showing they have a valid reason for being away from school.’
    • ‘For the reasons already stated, I cannot accept this argument as valid.’
    • ‘If we were to give these arguments a cursory assessment we may readily accept the conclusion as valid.’
    • ‘If you do not vote and do not have a valid and sufficient reason for failing to vote, you may be fined.’
    • ‘The market demand is steady and there is no valid reason why prices should drop below the level of last week.’
    • ‘For once, he was unable to think of a reply, since she actually had a valid point in this argument.’
    • ‘Damascus has a valid claim to be the world's oldest inhabited city.’
    • ‘There can be absolutely no valid reason why my countrymen do not take pride in keeping their country clean.’
    • ‘There are plenty of valid criticisms to be made on both sides during this election.’
    • ‘I have found most performers can't differentiate between valid criticism and insane internet gossip.’
    • ‘Ignorance of the laws is not accepted as a valid excuse in any country.’
    • ‘Is love the only valid reason for breaking the law?’
    • ‘The criticism is valid up to a point, but television channels are a bit like human beings: none are wholly good or bad.’
    • ‘"See, to me that's not a valid criticism, " he argues.’
    • ‘British agriculture has recently been making the valid claim that its products are of the highest quality in the world.’
    • ‘I honestly cannot see a valid argument against legalising prostitution.’
    well founded, sound, well grounded, reasonable, rational, logical, justifiable, defensible, defendable, supportable, sustainable, maintainable, workable, arguable, able to hold water, plausible, telling, viable, bona fide
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    1. 1.1Legally binding due to having been executed in compliance with the law.
      ‘a valid contract’
      • ‘It has been suggested that it would therefore be contrary to public policy to regard the consent as valid.’
      • ‘The measure has been adopted and duly published by the EC Commission and at this time is legally extant and valid.’
      • ‘I believe that oral contract law was valid, I could rely on that, and I trusted her.’
      • ‘In essence the plaintiff was claiming that he would not have acted as he did, had he not had a valid contract.’
      • ‘Under English law, the minimum age for contracting a valid marriage is 16 for both men and women.’
      • ‘The primary facts thus are the evidence of the ceremony that is valid according to local law.’
      • ‘A marriage shall be considered valid only if the wife is a virgin.’
      • ‘The transfers were made voluntarily by the applicants under what they at least believed to be valid contracts.’
      • ‘If the defendant is entitled to the benefit of a valid trade mark registration, it has the exclusive right to use the mark.’
      • ‘To be legally valid, consent must be sufficiently informed and be freely given by a person who is competent to do so.’
      • ‘Just a quarter of the country's farm land is tilled under valid land use contracts.’
      • ‘I therefore find that the assignment was valid and the assignee could sue in its own name.’
      • ‘The major premise is that there is a valid Act containing that prohibition.’
      • ‘I have no difficulty finding that the agreement was valid and binding between the parties.’
      • ‘Your Lordships therefore went into the question of whether the Ordinance was a valid law.’
      • ‘I am of course, not a lawyer, so I have no clue at all how legally valid any of this is.’
      • ‘Thus a bank receiving a valid order from a customer, properly authenticated, is generally bound to execute it.’
      • ‘Nevertheless, the contract in the problem is probably valid and binding at common law.’
      • ‘It operates before the lawyer/client relationship is formed and on that basis it is a valid law.’
      • ‘The statutory amendment does not alter a disposition which was valid under the common law rules.’
      correct, authentic, legally acceptable, proper, bona fide, genuine, official, signed and sealed
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    2. 1.2Legally or officially acceptable.
      ‘the visas are valid for thirty days’
      ‘a valid password’
      • ‘The actor also had a valid U.S. passport and was allowed to depart the country.’
      • ‘Without the valid international licence, you must take a multiple choice written test.’
      • ‘He apparently had 600 hours of flight experience and a valid pilot's license.’
      • ‘She had a pre-paid monthly Metro card valid for standard travel.’
      • ‘He has a valid work permit and, he said, should have received his green card months ago.’
      • ‘To drive your car on the circuit all you have to do is show a valid driving license and you can drive 1 lap behind a safety car.’
      • ‘Previously he had been charged with drug possession and driving without a valid licence.’
      • ‘The visa is valid until 28 days after the completion of the judicial review proceedings.’
      • ‘The drivers would also be expected to have a valid driver's licence and a valid public driving permit.’
      • ‘The penalty for driving without carrying a valid licence on your person is €80.’
      • ‘Currently, foreigners must apply for a work permit that is valid for one year, which may be renewed.’
      • ‘Although he is an American with a valid passport, he is not allowed entry.’
      • ‘The permit is valid for a period of three years with an extension possibility.’
      • ‘No spectator will be allowed into the ground without a valid ticket.’
      • ‘The card which has a distinctive Euro logo is valid for two years.’
      • ‘The visas will be valid for three months, it said.’
      • ‘Any individual or company with a valid prospecting licence can apply for a prospecting permit.’
      • ‘All U.S. citizens entering Canada from a third country must have a valid passport.’
      • ‘Did the extras bribe their way in at the gate or did they actually have valid tickets?’
      • ‘He arrived in Australia on a valid visa and then applied for refugee status.’
      lawful, legitimate, licit, within the law, legalized
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Late 16th century: from French valide or Latin validus strong, from valere be strong.