The word "clamour" has several meanings, but in its most general sense it refers to a loud outcry or noise. It can also refer to an uproar or commotion caused by many people shouting and making a lot of noise, often because they are demanding something or expressing their opinions strongly. In addition, "clamour" can be used in the context of a public debate or discussion, where different groups or individuals make loud demands for attention or try to drown out opposing views with their own shouting.