The methods used in clandestine operations such as espionage.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "tradecraft" in a sentence
"The officials spoke on condition of anonymity to discuss what they called tradecraft, or agency procedures."
"Wearing the garments was a kind of tradecraft signal that she wanted sex."
"Sloppy at "tradecraft," Ames left incriminating trash like typewriter ribbons from which FBI analysts could piece together messages to the KGB. Other moles: Now the CIA and KGB must try to compose a larger picture of the damage caused by Ames's betrayals."