|Origin:||From the sound|
mum‧ble [intransitive and transitive]
He bumped into someone and mumbled an apology.
mumble to yourself
A woman on the corner was mumbling to herself.
—mumble noun [countable]WORD FOCUS: talk
chat/natter British English to talk in a friendly way about things that are not very important
gossip to talk about other people's private lives
drone on/go on British English/hold forth waffle British English ramble to talk for too long in a boring way
whisper to talk very quietly
mumble/murmur mutter to talk in a way that is difficult to heartalk
➔ See also talk