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Synonyms

overdose

American  
[oh-ver-dohs, oh-ver-dohs, oh-ver-dohs] / ˈoʊ vərˌdoʊs, ˈoʊ vərˌdoʊs, ˌoʊ vərˈdoʊs /

noun

overdoses plural
  1. OD.


overdose British  

noun

  1. (esp of drugs) an excessive dose

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. to take an excessive dose or give an excessive dose to

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Derived Forms

Inflected Forms

Nouns

Etymology

Origin of overdose

First recorded in 1680–90; over- + dose

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

For the third year in a row, accidental drug-related overdose and poisoning deaths have dropped in Los Angeles County, a decline officials attribute to ongoing investments in prevention and harm reduction resources countywide.

From Los Angeles Times Jun. 25, 2026

But investigations found he had been accidentally poisoned with an overdose of vitamin D that had been prescribed for growing pains.

From BBC Apr. 16, 2026

The agency reported that deaths related to drug overdose decreased by more than 26% between 2023 and 2024, marking the largest year-to-year drop in those types of fatalities recorded by the federal government.

From The Wall Street Journal Jan. 29, 2026

For decades, doctors have relied on a drug called acetylcysteine as an effective antidote for acetaminophen overdose.

From Science Daily Jan. 18, 2026

On top of that, Cofield said, Henrietta’s doctors had misdiagnosed her cancer and might have killed her with an overdose of radiation.

From "The Immortal Life of Henrietta Lacks" by Rebecca Skloot

Lo, life expectancy in the U.S. hit a record in 2024 as death rates for heart disease, cancer, Covid and drug overdoses fell.

From The Wall Street Journal Feb. 2, 2026

In 2024, the number of fatal overdoses across the US fell by around 25%.

From BBC Oct. 17, 2025

"A common misconception is that opioid overdoses primarily affect younger people," said Gab Pasia, M.A., lead author of the study and a medical student at the University of Nevada, Reno School of Medicine.

From Science Daily Oct. 13, 2025

Not only do these medications keep people alive by preventing fatal overdoses, but they also reduce the transmission of hepatitis C and HIV.

From Salon May 22, 2025

The medical personnel were trained to handle drug overdoses and minor injuries, and knew very little about cerebral palsy.

From "Small Steps" by Louis Sachar

Karie Davies confirmed that Gibson had been cleared to take his dog back, but maintained that the animal had overdosed even though they have not found proof of drugs in its system.

From Los Angeles Times Sep. 14, 2023

Gore has acknowledged that he, and not a doctor, concluded that Faiivae overdosed after the deputy came close to the powder, staggered backward and fell to the ground, struggling to breathe.

From Seattle Times Aug. 13, 2021

His attorneys declined to comment, but one defense lawyer, Seymour Amster, previously said Buck denied any role in the deaths of Moore or Timothy Dean, 55, who overdosed Jan. 7.

From Washington Times Sep. 30, 2019

In his quest for visibility he’ll hashtag as many words as possible, which makes his posts look like corporate disclaimer agreements that overdosed on Adderall: “#fearthebeard #tactical #tacticalgear #beastmode #multicam #hueys #fearthebeard #ally #selfie …”

From Washington Post Mar. 4, 2019

I, too, was so overdosed with Horace as a boy, that I don’t do him justice now I am old.

From Tennyson and His Friends by Various

"In the future, there will come a time when we will provide multi-supplements tailored to each individual. There will be no need to worry about overdosing," concludes Prof. Fukui.

From Science Daily Apr. 2, 2024

“If you see someone overdosing, give it to them and call 911. It could save their life.”

From Los Angeles Times Jul. 25, 2022

For heaven's sake, the spaghetti was too salty — I was overdosing the pasta water.

From Salon Jan. 20, 2022

By Monday afternoon, Coach Jay Gruden even seemed to be overdosing on his own stay-focused jargon; “just continue to take one game at a time, like I say cliche-wise,” he said, cliche-wise.

From Washington Post Nov. 30, 2015

I should be afraid of your not thoroughly understanding my constitution, Tom, and overdosing me.

From Mad A Story of Dust and Ashes by Fenn, George Manville

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