Clash

Webster's Dictionary of the English Language

·vt To strike noisily against or together.

II. Clash ·vi To make a noise by striking against something; to dash noisily together.

III. Clash ·noun A loud noise resulting from collision; a noisy collision of bodies; a collision.

IV. Clash ·noun Opposition; contradiction; as between differing or contending interests, views, purposes, ·etc.

V. Clash ·vi To meet in opposition; to act in a contrary direction; to come onto collision; to Interfere.