o. d.

Dictionary.com Unabridged

O.D.

2
1.
Doctor of Optometry.
3.
Old Dutch.
4.
(of a military uniform) olive drab.
5.
ordinary seaman.
6.
outside diameter.
8.
overdrawn.

officer of the day

noun Military.
an officer who has charge of the guard and prisoners on an assigned day at a military installation. Abbreviation: OD, O.D., O.O.D.

Origin:
1835–45

Old Dutch

noun
the Dutch language before c1100. Abbreviation: OD, OD., O.D.

ordinary seaman

noun
a seaman insufficiently skilled to be classified as an able-bodied seaman. Abbreviation: O.D., O.S., o.s.

Origin:
1695–1705

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To o. d.
Collins
World English Dictionary
officer of the day
 
n
Also called: orderly officer a military officer whose duty is to take charge of the security of the unit or camp for a day

Old Dutch
 
n
See also Franconian OD the Dutch language up to about 1100, derived from the Low Franconian dialect of Old Low German

ordinary seaman
 
n
a seaman of the lowest rank, being insufficiently experienced to be an able-bodied seaman

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History

O.D.
abbreviation of overdose, attested from 1960.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Abbreviations & Acronyms
o.d.
  1. Latin oculus dexter (right eye)

  2. olive drab

  3. on demand

  4. outside diameter

The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature