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Synonyms

overdose

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

noun

overdosed, overdosing
  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

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.

Overdose deaths are falling at a pace the United States has not seen in decades.

From Salon • Dec. 25, 2025

The department runs the state-mandated Overdose Prevention Team, which is tasked with sharing data, identifying problems and developing a citywide strategy.

From New York Times • May 23, 2024

And legendary videogame creator Hideo Kojima unveiled OD, or Overdose, a project he's working on with Get Out director Jordan Peele.

From BBC • Dec. 8, 2023

People who help others can be protected under Washington’s good Samaritan Law, said Tiffany Talley, also a member of Public Health — Seattle & King County’s Overdose Prevention and Response team.

From Seattle Times • Oct. 25, 2023

"Overdose of your—tonic, I guess," he laughed, as he noted the doctor's eyes following Pollyanna's little figure down the driveway.

From Pollyanna by Porter, Eleanor H. (Eleanor Hodgman)