From Wiktionary, the free dictionary
ge- + labern
Gelaber n (strong, genitive Gelabers, no plural)
- (informal) chit-chat, blather (shallow talk of little reliability)
- Synonyms: Blabla, Gefasel, Gelabere, Geplapper, Gequatsche, Gerede, Geschwätz, Geschwafel, Gesülze, Plappern, Plapperei, Quasselei, Schmäh
Declension of Gelaber [sg-only, neuter, strong]
- “Gelaber” in Duden online
- “Gelaber” in Digitales Wörterbuch der deutschen Sprache
- “Gelaber” in Uni Leipzig: Wortschatz-Lexikon