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What is the X in X-mas?
a course or path of a vehicle, projectile, etc., that, if unchanged, will lead to a collision with another object.
any plan, attitude, or course of action that leads to a confrontation or conflict with another.
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for
In the case of one mile-wide space rock recently reported to be on a
with our planet, apparently not at all.
It has two probable escaped asteroids as moons with one on a
and the other moving slowly away.
The system also monitors your speed and trajectory to warn you if you're on a
The problem is that the existing technology puts us on a
with the environment.
Four minutes later, the probe will fly through the plume on its own
The sport, beloved by so many, simply can't continue on its current course-a
If a risk manager said no, he was immediately on a
with the business line.
Risk managers who said no put themselves on a
with the business head and often the chief executive too.
Due to equipment malfunctions, it is now on
with an inhabited world.
Then along came a comet or another big body on a
and blasted the moon to bits.
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Nearby words for collision course
collins street farmer
colloid theory of narcosis