butt bag

Noun

 * 1)  A fanny pack.
 * 2)  A seat attached to ropes on which a climber can sit while belaying.
 * 1)  A seat attached to ropes on which a climber can sit while belaying.
 * 1)  A seat attached to ropes on which a climber can sit while belaying.
 * 1)  A seat attached to ropes on which a climber can sit while belaying.
 * 1)  A seat attached to ropes on which a climber can sit while belaying.