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Oc.

1 American  
Or oc.

abbreviation

  1. ocean.


o/c 2 American  

abbreviation

  1. overcharge.


oc- 3 American  
  1. variant of ob- (by assimilation) before c: occident.


o.c. 4 American  

abbreviation

  1. Architecture. on center. See center.

  2. in the work cited.

  3. original content.


O.C. 5 American  

abbreviation

Philately.
  1. original cover.


OC 1 British  

abbreviation

  1. Officer Commanding

  2. Officer of the Order of Canada

"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

o/c 2 British  

abbreviation

  1. overcharge

"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

Usage

What else does OC mean? The acronym OC can stand for all kinds of things: Orange County (California), original character, OxyContin, of course, offensive coordinator, officer commanding, and original content.

Etymology

Origin of o.c.

From Latin opere citātō o.c. for def. 2

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.

See Examples For:

In the year 436, Theodoric, King of the Visigoths, superseded both these parties; and it is during his oc- cupation that the inner enceinte was raised upon the ruins of the Roman fortifications.

From A Little Tour in France by James, Henry

High profile Los Angeles banking required a social presence and his face, along with his wife's, graced the social pages every time an event of any gossip-magnitude oc- curred.

From Terminal Compromise: computer terrorism: when privacy and freedom are the victims: a novel by Schwartau, Winn

How little I cared was manifest from my inaction on former oc- casions.

From A Little Tour in France by James, Henry

He served with distinction throughout the Mexican War, and of his exemplary conduct in the battle of Buena Vista said only, "I was under fire from 6 o.c. until 4."

From Time Magazine Archive

Went to bed at 10 o.c, and about 2 o.c. a knocking at the door proves Mr. Paine.

From The Life Of Thomas Paine, Vol. II. (of II) With A History of His Literary, Political and Religious Career in America France, and England by Conway, Moncure Daniel

Nearly all my cousins still live in O.C., buying homes on blue-collar salaries and seeing their children off to colleges we didn’t have the opportunity to attend because we were discouraged by our parents.

From Los Angeles Times Jul. 4, 2026

A new generation is fighting Immigration and Customs Enforcement, creating a new identity for O.C.

From Los Angeles Times Jul. 4, 2026

In response to questions from The Times, the O.C.

From Los Angeles Times Jun. 6, 2026

Wearing a blouse decorated with orange poppies, the bespectacled Barrios looked every bit the polite pol that O.C. leaders had taken her to be.

From Los Angeles Times Oct. 15, 2025

"I have an old Defiant they can both pile into," the O.C. finally said.

From A Yankee Flier with the R.A.F. by Montgomery, Rutherford George

Worth and the Bay Area, FuelFest, a global car-enthusiast festival, will cruise into the OC Fair & Event Center in Costa Mesa on June 13.

From Los Angeles Times Jun. 8, 2026

“What she’s accomplished the last two years is just incredible,” Stith said of Escobar, who plays travel ball for the OC Batbusters.

From Los Angeles Times Jun. 7, 2026

In a statement Wednesday, GKN Aerospace said it was providing $3 million to the OC Community Resilience Fund, managed by Orange County United Way, “to provide assistance to those affected by the recent evacuation.”

From Los Angeles Times Jun. 4, 2026

You might know him from the OC, but Ben McKenzie wrote the book—and directed the documentary—on cryptocurrency’s core fraudulence.

From Slate Apr. 17, 2026

This extra width is called the lap, OC being the outside lap and DI the inside or exhaust lap.

From Steam Engines Machinery's Reference Series, Number 70 by Anonymous

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