Jabber is short-hand for Jabberwock or Jabberwocky.
1872, nonsense word (perhaps based on jabber) coined by Lewis Carroll, for the poem
of the same
name, which he published in "Through the Looking-Glass." The poem
is about a fabulous beast called the Jabberwock.
1. Jabberwocky- a playful imitation of language consisting
of invented, meaningless words; nonsense; gibberish.
2. Jabberwocky- A mysterious creature unexplained
means. Figuratively, a being undefined
and mysterious; subjectively determined by symbolic means.