- a person or business authorized to act on another's behalf: Our agent in Hong Kong will ship the merchandise. A best-selling author needs a good agent.
- a person or thing that acts or has the power to act.
- a natural force or object producing or used for obtaining specific results: Many insects are agents of fertilization.
- an active cause; an efficient cause.
- a person who works for or manages an agency.
- a person who acts in an official capacity for a government or private agency, as a guard, detective, or spy: an FBI agent; the secret agents of a foreign power.
- a person responsible for a particular action: Who was the agent of this deed?
- Grammar. a form or construction, usually a noun or noun phrase, denoting an animate being that performs or causes the action expressed by the verb, as the police in The car was found by the police.
- Indian agent.
- a representative of a business firm, especially a traveling salesperson; canvasser; solicitor.
- Chemistry. a substance that causes a reaction.
- Pharmacology. a drug or chemical capable of eliciting a biological response.
- Pathology. any microorganism capable of causing disease.
- British. a campaign manager; an election agent.
- acting; exerting power (opposed to patient).
- to represent (a person or thing) as an agent; act as an agent for: to agent a manuscript; Who agented that deal?
Origin of agent
SynonymsSee more synonyms for agent on Thesaurus.com
Examples from the Web for agent
My agent at the time sent that tape to SNL and then they asked me to come in for an audition.Coffee Talk with Fred Armisen: On ‘Portlandia,’ Meeting Obama, and Taylor Swift’s Greatness
January 7, 2015
I could complain about how, two out of eight episodes in, Agent Carter is in no hurry to introduce its real villain.Marvel’s ‘Agent Carter’ Stomps on the Patriarchy
January 7, 2015
To my own surprise, last year I started a book club, which includes writers, editors and an agent.Daphne Merkin on Lena Dunham, Book Criticism, and Self-Examination
December 26, 2014
In a neat line, his agent, beginning a bidding war, promised: “Michiko Kakutani will flip for this.”
When his agent asked if he missed his wife, his mind flashed to an image of Alison.
The proper business of an ‘agent provocateur’ is to provoke.The Secret Agent
He and his agent, the Hon. Amos Kendall, determined to rely on private enterprise.Heroes of the Telegraph
Otherwise the agent will soon put an end to the Association.
How they had employed John Chivery as their sole clerk and agent, seeing to whom he was devoted.Little Dorrit
The agent of their master applied to a law firm in Cleveland for assistance.Cleveland Past and Present
- a person who acts on behalf of another person, group, business, government, etc; representative
- a person or thing that acts or has the power to act
- a phenomenon, substance, or organism that exerts some force or effecta chemical agent
- the means by which something occurs or is achieved; instrumentwind is an agent of plant pollination
- a person representing a business concern, esp a travelling salesman
- British short for estate agent
- short for secret agent
Word Origin and History for agent
late 15c., "one who acts," from Latin agentem (nominative agens) "effective, powerful," present participle of agere "to set in motion, drive, lead, conduct" (see act (n.)). Meaning "any natural force or substance which produces a phenomenon" is from 1550s. Meaning "deputy, representative" is from 1590s. Sense of "spy, secret agent" is attested by 1916.
1610s, from agent (n.).
- A force or substance, such as a chemical, that causes a change.
- A substance that can bring about a chemical reaction or a biological effect. Compare reagent.