od

interjection, often capitalized
\ ˈäd How to pronounce od (audio) \
variants: or

Definition of od

 (Entry 1 of 4)

archaic
used as a mild oath

OD

noun
\ ˌō-ˈdē How to pronounce OD (audio) \

Definition of OD (Entry 2 of 4)

1 : an overdose of a narcotic
2 : one who has taken an OD

OD

verb
OD'd or ODed; OD'ing; OD's

Definition of OD (Entry 3 of 4)

intransitive verb

1 : to become ill or die of an OD
2 : to have or experience too much of something usually used with onOD on television

Definition of OD (Entry 4 of 4)

1 doctor of optometry
2 [Latin oculus dexter] right eye
3 officer of the day
4 olive drab
5 on demand
6 outside diameter; outside dimension
7 overdraft; overdrawn

First Known Use of od

Interjection

1600, in the meaning defined above

Noun

1859, in the meaning defined at sense 1

Verb

1965, in the meaning defined at sense 1

History and Etymology for od

Interjection

euphemism for God

Noun

overdose

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Cite this Entry

“Od.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/od. Accessed 18 Jan. 2021.

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More Definitions for od

OD

verb

English Language Learners Definition of OD

informal
: to become sick or die from taking too much of a drug
: to have or experience too much of something

Medical Definition of od

 (Entry 1 of 4)

every day used in writing prescriptions

OD

noun
\ (ˈ)ō-ˈdē How to pronounce OD (audio) \

Medical Definition of OD (Entry 2 of 4)

1 : an overdose of a narcotic
2 : an individual who has taken an OD
OD'd or ODed; OD'ing; OD's

Medical Definition of OD (Entry 3 of 4)

: to become ill or die of an OD

Medical Definition of OD (Entry 4 of 4)

1 doctor of optometry
2 [Latin oculus dexter] right eye used in writing prescriptions

History and Etymology for od

Abbreviation

Latin omnes dies

Comments on od

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