rocket belt

/R AA1 K AH0 T B EH0 L T/
noun
  1. 1

    (aviation) a wearable backpack device using rocket thrust to propel a person into the air

  2. 2

    (aviation) a wearable backpack device that can propel a person into the air

  3. 3

    (aviation) a belt with rockets attached that can propel a person into the air