co·​con·​spir·​a·​tor | \ ˌkō-kən-ˈspir-ə-tər How to pronounce coconspirator (audio) \
variants: or co-conspirator
plural coconspirators or co-conspirators

Definition of coconspirator

: a person who conspires with one or more others : a fellow conspirator … he was named as an unindicted coconspiratorTrans-Action Five of his co-conspirators were also jailed for their roles in the plot.— Tom Powell … was one of four alleged co-conspirators indicted following what officials called one of the largest data breaches in history …— Stewart Bell and Adrian Humphreys

Examples of coconspirator in a Sentence

Recent Examples on the Web

Rod Rosenstein is either a witness or a coconspirator in the case if there is an obstruction because of the firing of James Comey. Fox News, "Sean Spicer: CNN's Jim Acosta owes Trump an apology," 2 Aug. 2018 Roland Mouret has chosen to present many of his past designs in new fashion stories specially commissioned for the book, styled by his long-standing collaborator and coconspirator Sophia Neophitou, who oversees the 10 Magazine publishing empire. Mark Holgate, Vogue, "Roland Mouret’s New Book About His Life and Work Brings His Past Right Here Into the Present," 6 Nov. 2018 In one email to the unindicted coconspirator, Pierce suggested a starting price to be used in the negotiations and said the deal needed to happen fast, prosecutors say. Jacques Billeaud, The Seattle Times, "Ex-Arizona regulator charged with bribery heads to trial," 27 May 2018 Reese’s alleged coconspirator in the thefts, Richard Harley, 49, faces a January arraignment on some 90 criminal charges. Mark Fazlollah,, "Police officer probed in theft of homes," 2 Dec. 2012 Norton's attorney has said in court records that Norton's ex-wife, Kelly Norton, is the unindicted coconspirator. Jacques Billeaud, azcentral, "Opening statements to begin at former corporation commissioner's bribery trial," 31 May 2018 Reese is cooperating with prosecutors, who also filed charges against one of her alleged coconspirators in thefts of homes across the city. Mark Fazlollah,, "Police officer probed in theft of homes," 2 Dec. 2012 The suspect was assisted by a young coconspirator during the Poway heist, according to prosecutors. City News Service, Pomerado News, "Suspected Poway bank robber indicted," 25 June 2018 Norton’s attorney has said in court records that Norton’s ex-wife, Kelly Norton, is the unindicted coconspirator. Jacques Billeaud, The Seattle Times, "Ex-Arizona regulator charged with bribery heads to trial," 27 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'coconspirator.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of coconspirator

1863, in the meaning defined above

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Dictionary Entries near coconspirator



Coconino Plateau





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Time Traveler for coconspirator

The first known use of coconspirator was in 1863

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More Definitions for coconspirator


co-con·​spir·​a·​tor | \ ˌkō-kən-ˈspir-ə-tər\

Legal Definition of co-conspirator

: a fellow conspirator

Note: Under Federal law, a statement made by a co-conspirator during and to further the conspiracy is admissible as evidence, but there must be other evidence establishing both the conspiracy and the defendant's participation.

Comments on coconspirator

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having no equal

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