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 + with

The comet was on a collision course with the planet.

—often used figuratively

The 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

The third film in the franchise follows Ares (Jared Leto), an intelligent computer program who begins to question his orders and directives from CEO Julian Dillinger (Evan Peters), setting him on a collision course into the real world to find Eve Kim (Greta Lee), the current CEO of Encom. —Leia Mendoza, Variety, 11 Oct. 2025

And that puts it on a collision course with Apple. —Reed Albergotti, semafor.com, 8 Oct. 2025

This sets the two former friends on a collision course that culminates in a mid-battle duel on the field of Hastings. —Will Collins, The Washington Examiner, 19 Sep. 2025

The keyhole is an area in space where the gravity of a planet, like Jupiter, could change the asteroid's altered trajectory once more — potentially putting it on a collision course with our planet. —Elizabeth Howell, Space.com, 10 Sep. 2025

Rhymes for on a collision course

• bourse
• coarse
• force
• gorse
• hoarse
• horse
• norse
• source
• concourse
• divorce
• endorse
• enforce