Green’s Dictionary of Slang

blabber n.

[blab n.]

1. a newspaper.

[US]J. Callahan Man’s Grim Justice 173: The town blabber ran a story around the affair. They said I was a rowdy.

2. the mouth.

[US]Berrey & Van den Bark Amer. Thes. Sl.
[US] in DARE.

SE in slang uses

In compounds

blabberskite (n.) [var. on SE blatherskite]

a voluble, boastful speaker.

Arrowrock Chapter of Intercollegiate Knights Homepage [Internet] If you could change your haircolor, what would it be? Blabbering Blabberskite.