Definition of concuss in English:



  • Hit the head of (a person or animal), causing temporary unconsciousness or confusion.

    ‘she was shaken, slightly concussed, and in no state to carry on’
    • ‘When we took Jake to hospital after he collapsed we just thought he was concussed.’
    • ‘Someone told him his dad was just concussed before taking him home.’
    • ‘Overall, the findings of this study suggest a delay of cognitive recovery beyond the 1st day following injury in mildly concussed high school athletes.’
    • ‘The injury to the back of his head may have stunned or concussed him but was not responsible for his death.’
    • ‘The stretcher's on, and he looks like he's concussed.’
    • ‘She was badly concussed but there are no broken bones and they are just keeping her in overnight for observation.’
    • ‘Doctors have said that you are much more likely to be concussed if you have had a concussion or neck trauma in the past.’
    • ‘Nixon's dialogue is slightly concussed, and peppered with haw-haw, blue-collar cliché.’
    • ‘Medical staff concluded he was concussed but there was no lasting brain damage.’
    • ‘His neck was broken, he was concussed and his face was cut in several places.’
    • ‘Sgt Glyn White, of Hampshire police, said: ‘The victim was concussed and suffered severe bruising.’’
    • ‘If she could concuss him, then she might just buy herself some time to escape.’
    • ‘Or maybe I thought it was petrol fumes because I was concussed.’
    • ‘Great bustards weigh rather more than quail, and when the first hunter was concussed the reaction was one of panic, and swift running for shelter.’
    • ‘The blow to his head must have concussed him, for he saw two middle-aged women straighten up and walk briskly to the I.V. unit.’
    • ‘He was severely concussed and drifting in and out of consciousness.’
    • ‘Had he been concussed he would have been stood down for an automatic six days.’
    • ‘We thought he was concussed but his mum told me not to let him go to sleep so I kept talking to him.’
    • ‘Slim was captured during the Battle of Kapyong after he was concussed by enemy shelling.’
    • ‘Leitch was concussed after taking a knock to the head and Clarkson's twisted ankle will keep him out for a week at least.’


Late 16th century (in the sense shake violently): from Latin concuss- dashed together, violently shaken from the verb concutere, from con- together + quatere shake.