od

Noun (1)

od

1. (archaic, regional) (Euphemistic form of) God.

Noun (2)

od

1. (also, attributive, historical) A hypothetical force or natural power, which was supposed by Carl Reichenbach and others to inhere in certain people and produce phenomena such as animal magnetism and mesmerism, and to be developed by various agencies, as by chemical or vital action, heat, light, magnets, etc.

   Synonyms:

   odyl, odyle

Noun (3) capitalized: OD

IPA/ˌoʊˈdiː/

OD (countable and uncountable, plural ODs)

1. (abbreviation, informal, initialism) Initialism of overdose.
2. (abbreviation, initialism, professional degree) Initialism of Doctor of Optometry.
3. (abbreviation, initialism) Initialism of overdrive.
4. (abbreviation, initialism) Initialism of overdraft.
5. (abbreviation, initialism) Initialism of optical density.
6. (of a pipe, tube, or shaft) Initialism of outer diameter or outside diameter.

   Antonyms:

   ID

7. (abbreviation, especially, initialism) Initialism of olive drab (“color of clothing, uniforms, tools, and equipment”).
   • “He went to’ds de back, ma’am.” The negro opened the door and slid his legs, clad in army O.D. and a pair of linoleum putties, to the ground. “‘I’ll go git ’im.”’1964 [1929], William Faulkner, Sartoris (The Collected Works of William Faulkner), London: Chatto & Windus, page 22
8. (Australia, abbreviation, initialism, on road signs) Initialism of over dimension, used on route numbers for large vehicles, and normally followed by a numeral, e.g. OD5.
9. (abbreviation, initialism) Initialism of organization development.

Verb capitalized: OD

IPA/ˌoʊˈdiː/

OD (third-person singular simple present ODs or OD's, present participle ODing or OD'ing or OD-ing, simple past and past participle ODed or OD'd or OD'ed)

1. (abbreviation, informal) Abbreviation of overdose (to take an overdose).
   • She told me she'd love me and I told her I'd do the same / Then I OD'd in Denver and I just can't remember her name1979, Hank Williams Jr., “O.D.'d in Denver”, in Whiskey Bent and Hell Bound
   • ‘My brother,[…], is at Radley, on account of my parents thinking it a bad idea to have us both at the same school.’
     ‘On account of your being twins?’ said Adrian.
     ‘Right, on account of my mother OD-ing on fertility drugs.[…]’1991 September, Stephen Fry, chapter 1, in The Liar, London: Heinemann, →ISBN, section I, pages 18–19

Proper noun (1) capitalized: OD

IPA/ˌoʊˈdiː/

OD

1. (abbreviation) Abbreviation of Odisha: a state of India.

Proper noun (2) capitalized: Od

Od

1. An Indo-Aryan language spoken in Sindh and Punjab in Pakistan and Gujarat, Haryana, New Delhi and Rajasthan in India.

Noun (4) capitalized: Od

Od

1. Alternative letter-case form of od.