What is the meaning of Dipper?

One who, or that which, dips (immerses something, or itself, into a liquid).

Any of various small passerine birds of the genus Cinclus that live near fast-flowing streams and feed along the bottom.

A cup-shaped vessel with a long handle, for dipping into and ladling out liquids; a ladle or scoop.

The control in a vehicle that switches between high-beam and low-beam (i.e. dips the lights), especially when used to signal other vehicles.

Any snack food intended to be dipped in sauce.

Someone who dips chewing tobacco or snuff.

A pickpocket.

A person employed in a tin plate works to coat steel plates in molten tin by dipping them.

A person employed to assist a bather in and out of the sea.

A Baptist or Dunker.

A delivery bowled that curves into or away from the batter before pitching.

Source: wiktionary.org