trustbuster

[ truhst-buhs-ter ]
/ ˈtrʌstˌbʌs tər /

noun

a federal official who seeks to dissolve business trusts, especially through vigorous application of antitrust regulations.

Origin of trustbuster

An Americanism dating back to 1900–05; trust + buster
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for trustbuster

trustbuster
/ (ˈtrʌstˌbʌstə) /

noun

US informal a person who seeks the dissolution of corporate trusts, esp a federal official who prosecutes trusts under the antitrust laws

Derived forms of trustbuster

trustbusting, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012