Bobbing can refer to multiple things:
Bobbing, Kent
Apple bobbing
Bobbing (boxing) is used to dodge an opponent's punch
John Erskine, Earl of Mar (1675–1732), Scottish Jacobite known as "Bobbing John"
Docking, the practice of removing a portion of an animal's ears or tail.
Distance between:
London to Bobbing37 Miles / 60 Kms Liverpool to Bobbing211 Miles / 340 Kms