A Quick and Simple Dictionary

clash

1. Noun.  (onomatopoeia) A loud sound.
2. Noun.  (military) A skirmish, a hostile encounter.
3. Noun.  (sports) a match; a game between two sides.
4. Noun.  An angry argument.
5. Noun.  Opposition; contradiction; such as between differing or contending interests, views, purposes etc.
6. Noun.  A combination of garments that do not look good together, especially because of conflicting colours.
7. Noun.  (hurling) An instance of restarting the game after a "dead ball", where it is dropped between two opposing players, who can fight for possession.
8. Verb.  to make a loud clash.
9. Verb.  to come into violent conflict.
10. Verb.  (intransitive) to argue angrily.
11. Verb.  (intransitive, of clothes) to not look good together.
12. Verb.  (intransitive, of events) to coincide, to happen at the same time, thereby rendering it impossible to attend all.
13. Verb.  (intransitive, in games or sports) to face each other in an important game.