vt to strike noisily against or together.
2. clash ·vi to make a noise by striking against something; to dash noisily together.
3. clash ·noun a loud noise resulting from collision; a noisy collision of bodies; a collision.
4. clash ·noun opposition; contradiction; as between differing or contending interests, views, purposes, ·etc.
5. clash ·vi to meet in opposition; to act in a contrary direction; to come onto collision; to interfere.