on a collision course
idiom
: moving so as to crash into each other if one or the other does not change direction
The two airplanes were on a collision course.
—often + withThe comet was on a collision course with the planet.
—often used figurativelyThe government's policies are putting us on a collision course with economic disaster.
Examples of on a collision course in a Sentence
Recent Examples on the Web
Now, this decade-long belief is being challenged by new research that suggests the Milky Way and Andromeda may not be on a collision course after all.
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Jamie Carter, Forbes.com, 2 June 2025
President Trump’s aggressive approach to immigration has put the administration on a collision course with the courts.
—Maureen Groppe, USA Today, 17 May 2025
With Attorney General Pam Bondi signaling that the Justice Department will seek the death penalty, the case could put the two sets of prosecutors on a collision course.
—James Barron, New York Times, 11 Apr. 2025
The object now on a collision course with Earth is the detached lander.
—Alice Gibbs, MSNBC Newsweek, 30 Apr. 2025
See All Example Sentences for on a collision course
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Jamie Carter, Forbes.com, 2 June 2025
President Trump’s aggressive approach to immigration has put the administration on a collision course with the courts.
—Maureen Groppe, USA Today, 17 May 2025
With Attorney General Pam Bondi signaling that the Justice Department will seek the death penalty, the case could put the two sets of prosecutors on a collision course.
—James Barron, New York Times, 11 Apr. 2025
The object now on a collision course with Earth is the detached lander.
—Alice Gibbs, MSNBC Newsweek, 30 Apr. 2025
See All Example Sentences for on a collision course
Cite this Entry
“On a collision course.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/on%20a%20collision%20course. Accessed 6 Jun. 2025.
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