What is Jibber-jabber?

Jibber-jabber definition and meaning on Dictionary terms:
a person or thing that jigs.
Nautical. the lowermost sail set on a jiggermast. jiggermast. a light tackle, as a gun tackle.

any of various mechanical devices, many of which have a jerky or jolting motion.
Informal. some contrivance, article, or part that one cannot or does not name more precisely: What is that little jigger on the pistol?
Ceramics. a machine for forming plates or the like in a plaster mold rotating beneath a template.
Mining. a jig for separating ore.

a jig for fishing.
Golf. a club with an iron head intermediate between a mashie and a midiron, now rarely used.
Billiards, Pool. a bridge.
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