- a government service organized to carry on secret investigation
- ☆ a division of the U.S. Treasury Department concerned with the discovery and arrest of counterfeiters, protection of the President, etc.
See secret service in American Heritage Dictionary 4
a. Intelligence-gathering activities conducted secretly by a government agency.
b. A government agency engaged in intelligence-gathering activities.
- Secret Service A branch of the U.S. Treasury Department concerned especially with protection of the President.
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