yeller
nounUK /ˈjel.ər/
US /ˈjel.ɚ/
A yeller is a person who shouts very loudly.
The yeller at the back of the crowd made everyone turn around.
OTHER MEANINGS
2. A person who cries out loudly in pain or fear.
The yeller in the next room kept everyone awake.
3. Something that makes a loud, sharp sound.
That old kettle is a real yeller when the water boils.
4. A person who complains in a loud, angry voice.
The coach was a yeller, but his players still liked him.