Definitions of bustle:

• noun:   a rapid bustling commotion
• noun:   a framework worn at the back below the waist for giving fullness to a woman's skirt
• verb:   move or cause to move energetically or busily

  Example: "The cheerleaders bustled about excitingly before their performance"

• name:  A surname (very rare: popularity rank in the U.S.: #21010)