The Collaborative International Dictionary
Wiktionary
vb. (en-past of: gibber); to talk incomprehensibly
Usage examples of "gibbered".
Around Rincewind's head mad, half-formed spirits howled and gibbered as they were sucked past.
He didn't look back at the sudden commotion behind him and, when a shadow passed over him, merely gibbered weakly and tried to burrow into the horse's mane.
A shower of small lead cubes bounced out of the storm and rolled across the heaving floor, and eldritch shapes gibbered and beckoned obscenely.
Around Rincewind's head mad, half-formed Spirits howled and gibbered as they were sucked past.
They stank and they gibbered, they uttered incomprehensibilities and obscenities, they messed impertinently with her clean dishes, and pawed through her carefully stacked foodstuff’s.
Things gibbered as they ran, voices howled through the overhead, chittered, roared like winds where no winds existed.
And where before Shukshin had only howled and gibbered and laughed like a madman, now he quite literally went mad.
And seven had gibbered in the alien symbolism of the demons - condemned criminals, sentenced to the Brigades for the crimes of inferiority, nonconformity, or illogic.