a noisy, usu metallic, sound of collisiona hostile encounter The police had to deal with a clash between rival fansa sharp conflict a clash of opinions [imitative]
to make a clash Cymbals clashed(often + with) to come into conflict He has clashed with every member of the department at some point(often + with) to form a displeasing combination; not to match These colours clash Her lipstick clashes with her hairsaid of opinions, etc: to be incompatible or irreconcilable verb transto cause (something) to clashclasher noun