Definition of onerous in English:

onerous

adjective

  • 1(of a task, duty, or responsibility) involving an amount of effort and difficulty that is oppressively burdensome.

    ‘he found his duties increasingly onerous’
    • ‘Since 1994, the Foundation has taken on the onerous task when little or no help was available.’
    • ‘Which means I'll have to resume the onerous task of sending regular e-mail.’
    • ‘In it, Eggers recounted the deaths of his parents, and the lightly borne but nonetheless onerous task of bringing up his youngest brother.’
    • ‘Without vision, the process of conceptualisation can becomes an onerous task for any individual.’
    • ‘He went on to say: ‘I find it an onerous task for a child to appear in court and be tested in this way.’’
    • ‘First they had the onerous task of rearranging the furniture.’
    • ‘No wonder we cannot find staff for such onerous tasks, the stress day in day out must be disastrous on their health.’
    • ‘The government must take on the onerous task of social engineering.’
    • ‘As already indicated, to make a contract that insurance should be in place is all that would be needed, and that is not a difficult or onerous duty to perform.’
    • ‘He says the Birds Australia Council decided that the management task was too onerous for volunteers.’
    • ‘And it's an onerous responsibility and he made a decision in the light of the information available to him.’
    • ‘But the new rules will place onerous responsibilities on employers.’
    • ‘Eithne also has the onerous task of visiting groups, hospitals and the sick or anyone else that contacts her wishing to see the relic.’
    • ‘I wonder who she considers would be better equipped for this onerous task, or who would be more likely to possess the necessary wisdom of Solomon?’
    • ‘Not an onerous responsibility, or an unreasonable imposition, it seems to me.’
    • ‘Both of them, not known to shirk work, have taken upon themselves the onerous task of touring Europe to market Kerala.’
    • ‘And, one thing that I didn't mention before is that BA have given me another onerous task.’
    • ‘A leading Scottish businesswoman has the onerous task of finding a buyer for the beleaguered Millennium Dome in London.’
    • ‘This is an onerous responsibility, a responsibility which cannot be achieved by the notion that might is right.’
    • ‘The onerous task of distributing seed potatoes to the tenantry on the Sligo estate has just been completed.’
    burdensome, heavy, inconvenient, troublesome, awkward, crushing, back-breaking, oppressive
    View synonyms
    1. 1.1Law Involving heavy obligations.
      ‘an onerous lease’
      • ‘The applicant here obviously desires bail but the grant of bail, if the appeal fails, is fairly onerous.’
      • ‘It would be unduly onerous for the taxing authorities to ensure that there was a system in place to identify any such inconsistent treatment.’
      • ‘The argument was that the scheme is so oppressive and onerous because it infringes the Applicant's right to work and to respect for his privacy.’
      • ‘So he came wanting a really onerous agreement at the end of the conference.’
      • ‘Stripping out exceptionals and adjusting for onerous lease contracts, profits fell.’
      • ‘The renewal agreement as to the mortgage signed by the Yoos was such that the repayment terms were less onerous.’
      • ‘Unprofitable contracts can be ended, and property burdened with onerous obligations disowned.’
      • ‘Thus his liability under the lease could become even more onerous, without his knowledge or consent.’
      • ‘To what extent should special rules govern the incorporation of such onerous clauses in the contract or prohibit their use completely?’
      • ‘The burden is heavy if unusually wide or onerous conditions are to become part of the contract.’
      • ‘It seems likely that the net cash position will move into net debt and/or the company will be saddled with onerous lease obligations.’
      • ‘Some flags of convenience were thus able to avoid the more onerous regulations, which coastal states could do little to enforce.’
      • ‘The specifics of the onerous terms of release were not apparent in the unreported decision.’
      • ‘Furthermore, to take precautions against uninvited guests was thought too onerous a burden to place on landowners.’
      • ‘Immediately it alleviates the citizenry of onerous repayments on obligations issued by previous governments.’
      • ‘For many chapters, meeting this obligation is neither onerous nor costly.’
      • ‘The free trade area is the least onerous in terms of involvement.’
      • ‘The terms of the warranty in that declaration were more onerous than those in the Agreement of Purchase and Sale.’
      • ‘Occupiers are going to become more aware of onerous lease terms.’
      • ‘The court appreciates that this burden is onerous at this early stage of a proceeding.’
      gruelling, arduous, strenuous, punishing, murderous, crushing, herculean, demanding, exacting, taxing, formidable, exhausting, draining, laborious, burdensome, tough, stiff, uphill, heavy
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Origin

Late Middle English: from Old French onereus, from Latin onerosus, from onus, oner- ‘burden’.

Pronunciation