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

Antitrust is one of the most complicated areas of law, and antitrust trials can sometimes seem convoluted, esoteric and dry. —Michael McCann, Sportico.com, 25 Nov. 2025

Omnicom announced plans to acquire Interpublic in December, and on Monday said the deal received antitrust approval from the European Commission. —Jordan Novet, CNBC, 24 Nov. 2025

And furthermore, is this not what more than 100 years of antitrust law have been designed to prevent? —Shawn Tully, Fortune, 23 Nov. 2025

Any grievances from large retailers could again thwart the settlement process, said Justin Teresi, antitrust litigation and policy analyst at Bloomberg Intelligence. —Bloomberg News, Boston Herald, 22 Nov. 2025

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