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mission creep

British  

noun

  1. the tendency for a task, esp a military operation, to become unintentionally wider in scope than its initial objectives

"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

Example Sentences

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No one can disagree with Mr. Warsh on the Fed’s mission creep and on the multiplication of inconsistent objectives.

From The Wall Street Journal Feb. 8, 2026

When you really break down “Alien,” though, you get a riveting story about workplace inequality and the perils of mission creep.

From Salon Jul. 4, 2025

“As with any program, money continues to grow. I always call it mission creep, but suddenly you look around and you’re going, ‘Why are we doing this?

From Los Angeles Times Apr. 8, 2025

“The fact is, police technology constantly experiences mission creep — meaning equipment reserved only for specific or extreme circumstances ends up being used in increasingly everyday or casual ways,” wrote EFF policy analyst Matthew Guariglia.

From Washington Times Dec. 1, 2022

Previous chief constables at both Dyfed Powys and South Wales have also warned that "mission creep" means core policing duties are affected, while officers "plug the gaps" in other services.

From BBC Sep. 13, 2021

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