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
Carrington appears to be on a collision course with pound-for-pound contender Naoya Inoue.
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Brian Mazique, Forbes, 27 Sep. 2024
If that’s the case, then the Milky Way and Andromeda, thought to be on a collision course in about four billion years, could already be interacting.
—Jamie Carter, Forbes, 13 Sep. 2024
If an incoming asteroid is ever on a collision course with our planet, the space agency has said that the DART method could prove crucial for deflecting and changing the object's orbital path.
—Eric Lagatta, USA TODAY, 16 Aug. 2024
It’s been on a collision course with the region since forming early Monday evening.
—Mary Gilbert, CNN, 13 Aug. 2024
See all Example Sentences for on a collision course 
Brian Mazique, Forbes, 27 Sep. 2024
If that’s the case, then the Milky Way and Andromeda, thought to be on a collision course in about four billion years, could already be interacting.
—Jamie Carter, Forbes, 13 Sep. 2024
If an incoming asteroid is ever on a collision course with our planet, the space agency has said that the DART method could prove crucial for deflecting and changing the object's orbital path.
—Eric Lagatta, USA TODAY, 16 Aug. 2024
It’s been on a collision course with the region since forming early Monday evening.
—Mary Gilbert, CNN, 13 Aug. 2024
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
Cite this Entry
“On a collision course.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/on%20a%20collision%20course. Accessed 2 Oct. 2024.
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