conspire

verb

con·​spire kən-ˈspī(-ə)r 

conspired; conspiring

transitive verb

: plot, contrive

intransitive verb

1

a

: to join in a secret agreement to do an unlawful or wrongful act or an act which becomes unlawful as a result of the secret agreement

accused of conspiring to overthrow the government

conspired to monopolize and restrict trade

b

: scheme

2

: to act in harmony toward a common end

Circumstances conspired to defeat his efforts.

… the sun and the wind conspired to make splinters out of solid wood.

—B. J. Oliphant

Synonyms of conspire

• plot
• scheme

Examples of conspire in a Sentence

conspired to replace the leader with someone more easily influenced

foul weather and airline foul-ups seemed to be conspiring to ruin our vacation

Recent Examples on the Web

Trump and his supporters have worn his legal attacks as a badge of honor, taking them as proof that an insidious swamp has conspired against him. —Brandon Rottinghaus, Washington Post, 7 Jan. 2026

Under the plea agreement that Pollack hammered out with the Department of Justice, Assange was freed from prison in June 2024 after pleading guilty to a single felony count of conspiring to unlawfully obtain and disseminate classified information. —Bill Hutchinson, ABC News, 7 Jan. 2026

Hernandez in 2024 was convicted of conspiring with drug traffickers and using his government position to help hundreds of tons of cocaine enter the United States. —Garrett Downs, CNBC, 4 Jan. 2026

Hernández was convicted in March 2024 of conspiring to distribute more than 400 tons of cocaine and other counts, and he was sentenced to 45 years in prison, the Justice Department announced at the time. —Phil Helsel, NBC news, 4 Jan. 2026

Word History

Etymology

Middle English, from Anglo-French conspirer, from Latin conspirare to be in harmony, conspire, from com- + spirare to breathe

First Known Use

14th century, in the meaning defined at transitive sense

Rhymes for conspire

• briar
• brier
• buyer
• choir
• crier
• cryer
• drier
• dryer
• eyer
• flier
• flyer
• friar

Kids Definition

conspire

verb

con·​spire kən-ˈspī(ə)r 

conspired; conspiring

1

: to agree secretly to do an unlawful act : plot

conspiring to overthrow the dictator

2

: to act together

delays and the weather conspired to spoil our vacation

Legal Definition

conspire

intransitive verb

con·​spire kən-ˈspīr 

conspired; conspiring

: to join in a conspiracy compare solicit

Etymology

Latin conspirare to be in harmony, to join in an unlawful agreement, from com- together + spirare to breathe