antitrust

adjective

an·​ti·​trust ˌan-tē-ˈtrəst  ˌan-ˌtī- 

: of, relating to, or being legislation against or opposition to trusts or combinations

specifically : consisting of laws to protect trade and commerce from unlawful restraints and monopolies or unfair business practices

Examples of antitrust in a Sentence

Recent Examples on the Web

Unresolved issues run the gamut, from antitrust protections to chip export controls to whether existing consumer laws are sufficient to protect people from harmful AI. — Ashley Gold, semafor.com, 15 Sep. 2026

His antitrust lawsuit, filed in collaboration with 11 other Democratic state attorneys general, has since stalled the largest Hollywood merger in decades and put Ellison in a jam. — Meg James, Los Angeles Times, 14 Sep. 2026

OpenAI has reportedly asked members of Congress for guidance about whether a coordinated, industrywide slowdown would violate antitrust law, according to Wired. — Ashley Capoot,kate Rooney, CNBC, 14 Sep. 2026

The Warnermount antitrust trial is still set to begin on March 2, 2027. — Bethy Squires, Vulture, 11 Sep. 2026

Word History

First Known Use

1888, in the meaning defined above

Rhymes for antitrust

• overthrust
• readjust
• unitrust
• wanderlust
• adjust
• combust
• discussed
• disgust
• distrust
• entrust
• intrust
• mistrust

Legal Definition

antitrust

adjective

an·​ti·​trust ˌan-tē-ˈtrəst, ˌan-ˌtī- 

: of, relating to, or being legislation against or opposition to business trusts or combinations

specifically : consisting of laws to protect trade and commerce from unlawful restraints and monopolies or unfair business practices see also Clayton Antitrust Act and Sherman Antitrust Act