Pronunciation: (gu-stä'pō; Ger. gu-shtä'pō), [key]
the German state secret police during the Nazi regime, organized in 1933 and notorious for its brutal methods and operations.
(sometimes l.c.) of or resembling the Nazi Gestapo, esp. in the brutal suppression of opposition: The new regime is using gestapo tactics.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.