gibber1 (giber)

i. [Also in comp. gibber gabber and gibble - gabble, reduplications, with the usual variation of vowel, of gabber1 and gab ble (which are a ibilated in jabber and jabble ), freq. forms of gab1, q. v.] To speak inarticulately; speak incoherently or sensele ly. The sheeted dead Did squeak and gibber in the Roman streets. Shak., Hamlet, i. 1. The floor covered with maskers, gibbering in falsetto, dancing, capering, coquetting till daylight. The Century, XXX. 209.