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  • N.C.O.
    N.C.O.
    abbreviation
    Noncommissioned Officer.
  • NCO
    NCO
    abbreviation
    noncommissioned officer

N.C.O.

American  

abbreviation

  1. Noncommissioned Officer.


NCO British  

abbreviation

  1. noncommissioned 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

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.

The period of silence was ended by a single chime of a bell from the highest ranking military official in attendance, Senior NCO Robert Brockelsby Miller of the Irish Guards.

From BBC • Sep. 10, 2022

Private rooms and bunks in a former NCO club a 25-minute walk or short shuttle ride from the Kangerlussuaq Airport.

From Washington Post • Aug. 9, 2018

He’s got the bearing of a senior NCO, which he is, with none of the associated gruffness.

From Washington Times • Apr. 29, 2017

She’s an exceptionally competent Marine NCO, and from the time we meet her, we see that she’s cool under fire, and keeps her head about her.

From The Verge • Jul. 14, 2016

Their impersonality was unpleasant to him, and it was a relief to turn his attention to the NCO.

From Fearful Symmetry A Terran Empire novel by Wilson, Ann

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