/ kəˈlaɪd; NAmE / verb [ v ] collide (with sth/sb)
1.
if two people, vehicles, etc. collide , they crash into each other; if a person, vehicle, etc. collides with another, or with sth that is not moving, they crash into it :
The car and the van collided head-on in thick fog.
The car collided head-on with the van.
As he fell, his head collided with the table.
➡ note at crash
2.
collide (with sb) (over sth) ( formal ) ( of people, their opinions, etc. ) to disagree strongly :
They regularly collide over policy decisions.
—see also collision
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WORD ORIGIN
early 17th cent. (in the sense cause to collide ): from Latin collidere , from col- together + laedere to strike.