speed-talker

noun
UK /ˈspiːdˌtɔːkə/
US /ˈspiːdˌtɔkər/

A speed-talker is someone who talks very fast.

My uncle is such a speed-talker that I can hardly understand him.


OTHER MEANINGS

2. A person who speaks quickly to persuade or deceive others.

The salesman was a speed-talker who sold junk to tourists.

3. A device or software that plays recorded speech at a faster rate.

She used a speed-talker app to listen to her notes twice as fast.

4. A character type in stories known for talking rapidly and endlessly.

In the cartoon, the speed-talker never paused for breath.