Bustle meaning : An excited activity; a stir. A cover to protect and hide the back panel of a computer or other office machine. A frame worn underneath a woman's skirt, typically only protruding from the rear as opposed to the earlier more circular hoops. To move busily and energetically with fussiness (often followed by about). To teem or abound (usually followed by with); to exhibit an energetic and active abundance (of a thing).