secret service

  1. the branch of governmental service that conducts secret investigations, especially investigations into the military strength of other nations.

  2. (initial capital letters) the branch of the U.S. Department of the Treasury charged chiefly with the discovery and apprehension of counterfeiters and with providing protection for the president and the president's immediate family.

  1. secret work for a government, especially espionage.

Origin of secret service

First recorded in 1730–40

Other words from secret service

  • secret-service, adjective

Words Nearby secret service Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use secret service in a sentence

British Dictionary definitions for secret service (1 of 2)

secret service

  1. a government agency or department that conducts intelligence or counterintelligence operations

  2. such operations

British Dictionary definitions for Secret Service (2 of 2)

Secret Service

  1. a US government agency responsible for the protection of the president, the suppression of counterfeiting, and certain other police activities

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

Cultural definitions for Secret Service

Secret Service

A division of the United States Department of the Treasury, responsible for apprehending counterfeiters; investigating a variety of federal crimes; and protecting presidents and their families, presidential candidates, and foreign dignitaries visiting the United States.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.