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GRU

American  
Or G.R.U.

  1. (in the Soviet Union) the Chief Intelligence Directorate of the Soviet General Staff, a military intelligence organization founded in 1920 and functioning as a complement to the KGB.

GRU British  

abbreviation

  1. (formerly) the Soviet military intelligence service; the military counterpart of the KGB

"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

Etymology

Origin of GRU

< Russian, for Glávnoe razvédyvatel'noe upravlénie

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.