Clash \Clash\, v. i. [imp. & p. p. Clashed; p. pr. & vb. n. Clashing.]

[Of imitative origin; cf. G. klatschen, Prov. G. kleschen, D. kletsen, Dan. klaske, E. clack.]

1. To make a noise by striking against something; to dash noisily together.

2. To meet in opposition; to act in a contrary direction; to come onto collision; to interfere.

However some of his interests might clash with those of the chief adjacent colony. --Palfrey.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Clash \Clash\, v. t. To strike noisily against or together.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Clash \Clash\ n.

1. A loud noise resulting from collision; a noisy collision of bodies; a collision.

The roll of cannon and clash of arms. --Tennyson.

2. Opposition; contradiction; as between differing or contending interests, views, purposes, etc.

Clashes between popes and kings. --Denham.

Source: Webster's Revised Unabridged Dictionary (1913)