over·dose
ˈō-vər-ˌdōs 
1
: too great a dose (as of a therapeutic agent)
also
: a lethal or toxic amount (as of a drug)
2
: an excessive quantity or amount
an overdose of fun
over·dose
ˌō-vər-ˈdōs
overdosed; overdosing; overdoses
: to give an overdose or too many doses to
: to take or experience an overdose
—usually used with on
Examples of overdose in a Sentence
Noun
She died from a cocaine overdose.
Recent Examples on the Web
Karu F. Daniels, New York Daily News, 8 Feb. 2025
But overdose deaths started a rapid decline at the start of last year.
—Deidre McPhillips, CNN, 8 Feb. 2025
Charna Flam, People.com, 5 Feb. 2025
The abuse came to light when the child overdosed in a Manhattan hotel room in May 2023 and responding medics discovered ketamine, cocaine and Xanax on site.
—Molly Crane-Newman, New York Daily News, 4 Feb. 2025
See all Example Sentences for overdose 
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Noun
Publicly known for clean living, Prince died of an accidental fentanyl overdose amid a cloud of mystery.
—Karu F. Daniels, New York Daily News, 8 Feb. 2025
But overdose deaths started a rapid decline at the start of last year.
—Deidre McPhillips, CNN, 8 Feb. 2025
Verb
Later, the women were allegedly given drugs and allegedly overdosed at a home between the L.A. neighborhoods of Beverlywood and Miracle Mile.
—Charna Flam, People.com, 5 Feb. 2025
The abuse came to light when the child overdosed in a Manhattan hotel room in May 2023 and responding medics discovered ketamine, cocaine and Xanax on site.
—Molly Crane-Newman, New York Daily News, 4 Feb. 2025
See all Example Sentences for overdose
Dictionary Entries Near overdose
Cite this Entry
“Overdose.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/overdose. Accessed 16 Feb. 2025.
Copy CitationKids Definition
overdose
2 of 2 verb
over·dose
ˌō-vər-ˈdōs
1
: to give an overdose or too many doses to
2
: to take or experience an overdose
overdosed on heroin
Medical Definition
overdose
1 of 2 noun
over·dose
ˈō-vər-ˌdōs
: too great a dose (as of a therapeutic agent)
an overdose of exposure to the sun—Morris Fishbein
Morris Fishbein
also
: a lethal or toxic amount (as of a drug)
overdose
2 of 2 verb
over·dose
ˌō-vər-ˈdōs
overdosed; overdosing
: to give an overdose or too many doses to
: to take or experience an overdose
—usually used with on
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