Definition of vomit in US English:



[no object]
  • 1Eject matter from the stomach through the mouth.

    ‘the sickly stench made him want to vomit’
    with object ‘she used to vomit up her food’
    • ‘His father vomits green bile, his body racked by heaves.’
    • ‘The symptoms include nausea, vomiting, diarrhoea and abdominal pain.’
    • ‘If the person vomits or bleeds from the mouth, turn the person on his or her side to prevent choking.’
    • ‘It turned out that only a few patients had turned up at hospital with vomiting, and this was probably related to a common food source.’
    • ‘Allowing yourself to vomit can help reduce nausea but do not force yourself to be sick.’
    • ‘That sounds nice, but I think if I put something in my mouth, I'll vomit.’
    • ‘The disease can flare-up suddenly, with symptoms including fever, pain and vomiting.’
    • ‘The winner got something like 18 down him, but we did get to see the delightful sight of one of the losers vomiting huge amounts.’
    • ‘Cooper vomits every time he takes even a few small bites, and he's generally not interested in it.’
    • ‘He again become unwell two months later and was admitted to hospital with vomiting, drowsiness, and fever.’
    • ‘If you can eat solid food without vomiting, stick to bland foods such as crackers and noodles.’
    • ‘One of the four children, a two-year-old, had a stomach virus and was vomiting.’
    • ‘Forcing a person who has swallowed a caustic substance to vomit can be very dangerous.’
    • ‘There is a sudden onset of severe vertigo, nausea, vomiting and the need to remain still.’
    • ‘She presented again two weeks later, still vomiting up to four times a day, with associated nausea and light-headedness.’
    • ‘On the morning ward round the nurses mentioned that she had vomited earlier, and there was evidence of fresh vomit on her sheets.’
    • ‘Never vomit up a chemical on purpose until a doctor tells you to.’
    • ‘Her stomach rolled and she vomited for the second time that day.’
    • ‘All the 16 dead were found to have vomited white liquid before dying and all were aged between 50 and 70.’
    • ‘She had suffered a major haemorrhage four days after having her tonsils removed at the hospital and was vomiting blood.’
    be sick, spew, spew up, fetch up
    regurgitate, bring up, spew up, heave up, cough up
    View synonyms
    1. 1.1with object Emit (something) in an uncontrolled stream or flow.
      ‘the machine vomited fold after fold of paper’
      • ‘It almost seemed as though her navy blue book bag vomited its contents onto the carpeted floor.’
      • ‘She vomits greenhouse gas emissions into the air at a rate greater than anyone else does and it's no surprise that her partner in resisting signing the Kyoto treaty, Australia, comes in a close second in polluting the planet.’
      • ‘Or, rather more accurately and less sensationally, my cafetiére vomited coffee over a pile of pre-election literature.’
      • ‘In the drizzling rain the gargoyles which jut out high up on the pillars vomit water down onto our heads.’
      • ‘Sam stumbled, dropping Banner's briefcase, which vomited papers all over the hall.’
      • ‘The fact that he consumes the underbelly of American culture and then vomits it back up is to his credit, but unfortunately this slips past some.’
      • ‘Furthermore, particularly towards the end, he was almost vomiting the words out.’
      eject, issue, emit, expel, send forth, discharge, disgorge, spout, throw out, cast out, spew out, belch
      View synonyms


  • 1Matter vomited from the stomach.

    • ‘I hear - can't see - someone throwing up, and my own stomach heaves as the smell of vomit drifts over.’
    • ‘The stench of vomit, blood, and urine fills her nostrils.’
    • ‘The recovery position ensures that an unconscious person maintains an open airway that the tongue cannot be swallowed, and any vomit or fluid will not cause choking.’
    • ‘The disease can spread on contact with body fluids such as blood, urine, excrement, vomit and saliva.’
    • ‘There are between 70 and 150 deaths per year in the UK caused by suffocation, heart failure or choking on vomit.’
    • ‘Cell twenty-one was around one corner of a dark, narrow corridor that smelt of disinfectant with an undertone of urine and vomit.’
    • ‘Instead, he felt surges of vomit rising from his stomach.’
    • ‘The person should be placed on one side to avoid the possibility of inhaling vomit.’
    • ‘The report highlights pavements stained with vomit and urine and litter bins in bad condition.’
    • ‘Pneumonia can also be caused by inhaling substances, such as caustic chemicals, food or vomit into the lungs.’
    • ‘You may also have a sour taste in your mouth or a feeling that vomit is rising in your throat.’
    • ‘On the morning ward round the nurses mentioned that she had vomited earlier, and there was evidence of fresh vomit on her sheets.’
    • ‘If the patient has been sick, collect a small sample of vomit for analysis at the hospital.’
    • ‘Finding blood in your vomit or actually vomiting blood can be alarming.’
    • ‘Many parents worry about death from choking on phlegm or vomit.’
    • ‘Some people are afraid their baby will choke on vomit if put on their backs.’
    • ‘The rank, steaming smell of vomit mingled with the tangy stink of blood, sweat, and fear.’
    • ‘The mornings also bring the added delights of pools of vomit and urine to negotiate.’
    • ‘The pathologist's evidence and his report indicated that a considerable amount of vomit had been aspirated, particularly into one lung.’
    • ‘There was always so much vomit and urine on the floor.’
  • 2archaic An emetic.


Late Middle English: from Old French vomite (noun) or Latin vomitus, from vomere ‘to vomit’.