Noun: collision course ku'li-zhun kors
- A course of a moving object that will lead to a collision if it continues unchanged
"The two ships were on a collision course in the busy shipping lane"; "The asteroid was on a collision course with Earth"
- A course of action (following a given idea) that will lead to conflict if it continues unabated
"The two countries seemed to be on a collision course over the disputed territory"
Derived forms: collision courses
Type of: course, course of action, path, track
Encyclopedia: Collision course