agent
A person who works for someone else to help them in business, law, or other areas.
A person who acts for or represents another person, especially in business, legal, or entertainment matters.
A person who works secretly to get information for a government or group.
A person employed to obtain secret information for a government, organization, or employer, often in espionage or law enforcement.
A substance that causes something to happen or change, often in science or medicine.
A substance that produces a particular effect, especially in chemical, medical, or biological processes.
A person or thing that makes something happen or change.
Someone or something that actively causes an effect or brings about a result.
- Base: agent
- Plural: agents
double agent
1Spy serving two sides simultaneously
A spy who works for two different groups at the same time and gives each group information about the other.
- They discovered he was actually a double agent feeding secrets to the enemy.
- The novel tells the story of a double agent during the Cold War.
free agent
1Independent person without obligations to others
Someone who is free to do what they want because they are not tied by rules, contracts, or commitments.
- After leaving the company, she felt like a free agent ready to start her own business.
- He's a free agent in the sports market this season.
secret agent
1Spy working for government or group
A person who works secretly to get information for a government or group.
- In the movie, he plays a secret agent sent to stop the villains.
- She dreamed of becoming a secret agent when she was young.
travel agent
1Person arranging travel plans for clients
A person whose job is to plan and book trips for people.
- The travel agent found us a great deal on flights.
- I called my travel agent to book a hotel in Rome.