rapidchatter

noun
UK /ˈræpɪdˌtʃætə/
US /ˈræpɪdˌtʃætər/

A rapidchatter is someone who talks very fast.

My little sister is such a rapidchatter that I can barely understand her.


OTHER MEANINGS

2. A stream of quick, nonstop talk.

The radio host's rapidchatter filled the whole morning show.

3. A device or app that sends messages very quickly.

The rapidchatter app delivers alerts in under a second.

4. A bird known for its fast, repeated calls.

We heard the rapidchatter of a wren in the garden.