Speak rapidly and unintelligibly, typically through fear or shock: they shrieked and gibbered as flames surrounded them (as adjective gibbering) a gibbering idiot
More example sentences
- Somehow, it left me almost gibbering with fear.
- By this stage I wasn't babbling, more like gibbering.
- The day will come, soon enough, when I'm gibbering, and incoherent, but right now I'm in control and I don't want anyone else to know.
prattle, rattle on, chatter, babble, ramble, drivel, jabber, patter, gabble, bumble, burble, twitter, flannel, go on, run on, mutter, mumble, maunder, prate, bleat, cackle;
Scottish & Irish slabber
informal gab, yak, yap, yackety-yak, yabber, yatter, natter, yammer, blabber, jibber-jabber, blather, blether, blither, jaw, gas, shoot one's mouth off
North American informal run off at the mouth
Australian/New Zealand informal mag
early 17th century: imitative.