Meaning of “overdose” in the English Dictionary

"overdose" in English

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overdosenoun [ C ]

uk /ˈəʊ.və.dəʊs/ us /ˈoʊ.vɚ.doʊs/

informal OD too much of a drug taken or given at one time, either intentionally or by accident:

When he was 17 he took an overdose of sleeping pills and nearly died.
Jimi Hendrix died of a drug overdose.
UK also a drugs overdose

humorous too much of something:

After watching two operas, I was suffering from an overdose of culture.

overdoseverb [ I ]

uk /ˈəʊ.və.dəʊs/ us /ˈoʊ.vɚ.doʊs/

informal OD to take too much of a drug:

She overdosed on aspirin and died.

humorous to have too much of something:

I think I've just overdosed on cheesecake!

(Definition of “overdose” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"overdose" in American English

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overdosenoun [ C ]

us /ˈoʊ·vərˌdoʊs/

an amount of a medicine or drug that is too large:

an accidental overdose of acetaminophen
verb [ I ] us /ˌoʊ·vərˈdoʊs, ˈoʊ·vərˌdoʊs/ abbreviation slang OD, us /ˈoʊˈdi/

(Definition of “overdose” from the Cambridge Academic Content Dictionary © Cambridge University Press)