Definition of overdose in English:



  • An excessive and dangerous dose of a drug.

    ‘a fatal overdose of painkillers’
    ‘I took an overdose of sleeping pills and ended up in hospital’
    • ‘Toxicology suggests that fatal overdoses usually involve combinations of drugs, often at therapeutic doses.’
    • ‘Her parents are convinced that she did not administer the overdose herself.’
    • ‘Antimalarials must be dosed carefully and kept in childproof containers because overdoses may be fatal in children.’
    • ‘She had swallowed an overdose of her antidepressants and then called an ambulance.’
    • ‘Though I do have some vitamin C on hand, I've never heard of an overdose being fatal!’
    • ‘The main problems that you see would be similar to what you'd see in a heroin overdose.’
    • ‘Later, after a lithium overdose, Renee's mind becomes more severely damaged.’
    • ‘Although safe in normal doses, an overdose of some tricyclic antidepressants can dangerously affect the heart rhythm.’
    • ‘The potential for a fatal overdose is significantly lower with SSRIs than with tricyclic antidepressants.’
    • ‘He was found dead of an accidental drug overdose.’
    • ‘It has many side effects, and an overdose can cause a dangerous slowness in breathing before victims fall into a coma.’
    • ‘These include normal doses of anaesthetic agents, overdoses of sedative drugs or alcohol, and a generalized epileptic seizure.’
    • ‘When it reaches this stage, acetaminophen overdose is often fatal.’
    • ‘And nothing will cut down on a singer-songwriter's productivity like a fatal heroin overdose.’
    • ‘A month later she was found dead, supposedly from an overdose of sleeping pills.’
    • ‘List the antidote needed if an accidental ingestion or overdose occurred.’
    • ‘During the summer, her depression worsened and she took a potentially fatal overdose.’
    • ‘Two months later, the star was found dead of an apparent sleeping pill overdose.’
    • ‘Fatal overdoses in addicted patients often involve the combination of benzodiazepines and alcohol, with or without opiates.’
    • ‘Combining the two could have led to a dangerous overdose.’
    excess, surplus, abundance, oversupply, superabundance, superfluity, glut, avalanche, deluge
    View synonyms


  • 1Take an overdose of a drug.

    ‘he was admitted to hospital after overdosing on cocaine’
    • ‘She said her client suffered from a mood disorder and had mistakenly overdosed on her prescribed medication.’
    • ‘Linda said she tried to take her own life on several occasions by overdosing on tablets.’
    • ‘It says there are a significant number of cases involving people misreading instructions, and accidents involving children overdosing on prescription drugs.’
    • ‘Her problems escalated and she started overdosing on her anti-depressant tablets.’
    • ‘In other words, his body was not that of a child and therefore he was not overdosing on the drug.’
    • ‘Two weeks later, she commits suicide by overdosing on sleeping tablets.’
    • ‘Suppose he has the chance to kill himself by a non-preferred method - say, overdosing on pills.’
    • ‘She died, virtually penniless, in 1965 after overdosing on alcohol and barbiturates.’
    • ‘On April 21, another man also attempted to overdose on tablets.’
    • ‘Her most common suicide attempt method was by overdosing on her medications.’
    • ‘She'd accidentally overdosed before, and there was someone there to take care of her.’
    • ‘Last week, the couple's 14-year-old daughter was rushed to hospital after trying to commit suicide by overdosing on headache pills.’
    • ‘Things became so bad that I had to be checked into a hospital for overdosing on cocaine.’
    • ‘Why in heaven's name would they risk their lives by overdosing on a medication that can cause irregular heart rhythm and sometimes death?’
    • ‘In the early 1970s she overdosed on pills and was referred to a psychiatric hospital.’
    • ‘Sharing this information reduces the risk that you'll accidentally overdose on pain medication or experience a dangerous drug interaction.’
    • ‘A former roommate of the woman also said that she had tried to commit suicide at school twice in the past year by overdosing on sleeping pills.’
    • ‘He'd killed himself with overdosing on drugs, I supposed.’
    • ‘The event focused on a woman hospitalized after overdosing on tranquilizers and alcohol.’
    • ‘Girls think about and attempt suicide about twice as often as boys, and girls tend to attempt suicide by overdosing on drugs or cutting themselves.’
    1. 1.1with object Give an overdose to.
      ‘I think he had a quack doctor who overdosed him’
      • ‘I have overdosed myself six or seven times and the paramedics have always brought me round.’
      • ‘‘Every group overdosed the patient,’ Oriol said.’
      • ‘But parents should be mindful not to overdose their child as this results in more serious and irreversible conditions.’
      • ‘I'm worried that you might be overdosing yourself with antihistamines and thus instead of relieving the problem, you are contributing to it.’
      • ‘From Sunday up to Tuesday, I was always sleeping at two in the morning, overdosing myself with caffeine just to keep myself going.’
      • ‘Fluoride Free Water said the report was never made public and parents who were using tap water to make up infant formula feed were overdosing their children with fluoride.’
      • ‘The levels in the older girl could have been potentially fatal and Wells had got it wrong and overdosed the girl.’
      • ‘I think you guys may have overdosed him in whatever pain killers he's on at the moment.’