undercover

[ uhn-der-kuhv-er, uhn-der-kuhv- ]
/ ˌʌn dərˈkʌv ər, ˈʌn dərˌkʌv- /

adjective

working or done out of public sight; secret: an undercover investigation.
engaged in spying or securing confidential information: an undercover agent.

Nearby words

  1. undercoat,
  2. undercoating,
  3. undercompensate,
  4. undercool,
  5. undercount,
  6. undercrackers,
  7. undercroft,
  8. undercurrent,
  9. undercut,
  10. undercutter

Origin of undercover

First recorded in 1850–55; under- + cover

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for undercover


British Dictionary definitions for undercover

undercover

/ (ˌʌndəˈkʌvə) /

adjective

done or acting in secretundercover operations
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

Word Origin and History for undercover

undercover

adj.

1854, "sheltered," from under + cover (n.). Sense of "operating secretly" attested from 1920.

Online Etymology Dictionary, © 2010 Douglas Harper