1. crashing into something or each other with force
Usage: present participle of collide
2. coming into conflict or disagreement
Usage: figurative use

Examples

• The two cars were colliding at the intersection when I arrived.
• Scientists study what happens when galaxies are colliding in space.
• The football players were colliding with tremendous force during practice.
• Their different opinions kept colliding during the meeting.
• The storm caused several ships to risk colliding in the harbor.
• Traditional values and modern ideas are colliding in this debate.