A military band is a group of musicians that performs music for military ceremonies and events. An ARMLET is a band of fabric or metal worn around the upper arm, usually as part of a uniform. A SASH is a long strip of fabric worn over one shoulder and across the body, often as part of a uniform. A UNIT is a group of people organized for a particular purpose, such as a military UNIT. Together, these three words describe a military band, which is a group of musicians organized into a UNIT, wearing armlets and sashes as part of their uniform.