- 1 [intransitive] to make the gentle sound of a stream flowing over stones
- 2 [intransitive, transitive] burble (on) (about something) + speech (disapproving) to speak in a confused or silly way that is difficult to hear or understand What's he burbling on about?
NAmE//ˈbərbl//Verb Forms present simple I / you / we / they burble
he / she / it burbles
past simple burbled
-ing form burbling