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GUGB

American  
Or G.U.G.B.

  1. (in the Soviet Union) the Chief Directorate for State Security, the government's secret police organization (1934–1941) functioning as part of the NKVD.

Etymology

Origin of GUGB

< Russian, for Glávnoe upravlénie gosudárstvennoĭ bezopásnosti

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.