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.

Nearby words

  1. office-block ballot,
  2. office-holder,
  3. officeholder,
  4. officer,
  5. officer of arms,
  6. officer of the deck,
  7. officer of the guard,
  8. officer of the watch,
  9. official,
  10. official family

Origin of officer of the day

First recorded in 1835–45 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for officer of the day

British Dictionary definitions for officer of the day

officer of the day


a military officer whose duty is to take charge of the security of the unit or camp for a dayAlso called: orderly officer
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