collision course

See more synonyms for collision course on
  1. a course or path of a vehicle, projectile, etc., that, if unchanged, will lead to a collision with another object.
  2. any plan, attitude, or course of action that leads to a confrontation or conflict with another.

Origin of collision course

First recorded in 1940–45 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for collision course

clash, conflict, encounter