on a collision course

idiom

Definition of on a collision course

: 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.

Learn More about on a collision course

Statistics 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 22 Sep. 2020.

Comments on on a collision course

What made you want to look up on a collision course? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Homophone Quiz

  • three bears two of them look like theyre whispering to a third bear who looks chuffed to be the center of attention
  • In order to judge how people felt, the senator's office hired a firm to take a ______.
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!