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
Understanding their composition and other details that can only be obtained from a close flyby could help space agencies determine how best to deflect such asteroids if they are predicted to be on a collision course with Earth.
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Ashley Strickland, CNN, 16 July 2024
Now the storm — pulling away from the Cayman Islands — is on a collision course with Mexico’s Yucatán Peninsula, poised to strike there early Friday.
—Anumita Kaur, Washington Post, 4 July 2024
Wade receives a mission that then puts him on a collision course with a Wolverine from an alternate reality (Jackman).
—Nick Romano, EW.com, 2 July 2024
The pathologies of primacy made war appear necessary and worth the price, and those pathologies continue to put the United States on a collision course with other countries.
—Stephen Wertheim, Foreign Affairs, 17 Mar. 2023
See all Example Sentences for on a collision course 
Ashley Strickland, CNN, 16 July 2024
Now the storm — pulling away from the Cayman Islands — is on a collision course with Mexico’s Yucatán Peninsula, poised to strike there early Friday.
—Anumita Kaur, Washington Post, 4 July 2024
Wade receives a mission that then puts him on a collision course with a Wolverine from an alternate reality (Jackman).
—Nick Romano, EW.com, 2 July 2024
The pathologies of primacy made war appear necessary and worth the price, and those pathologies continue to put the United States on a collision course with other countries.
—Stephen Wertheim, Foreign Affairs, 17 Mar. 2023
See all Example Sentences for on a collision course
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'on a collision course.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near on a collision course
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“On a collision course.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/on%20a%20collision%20course. Accessed 19 Aug. 2024.
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