cheermeter

noun
UK /ˈtʃɪəmiːtə/
US /ˈtʃɪrmiːtər/

A cheermeter is a tool that shows how happy or excited people are.

The crowd's cheermeter went up when the band started playing.


OTHER MEANINGS

2. A device that measures the loudness of cheering at a sports event.

The stadium cheermeter hit its highest level after the winning goal.

3. A rating system used to score how uplifting a message or video is.

The app gives each video a cheermeter score from one to ten.

4. A playful name for a person who spreads happiness to others.

Grandma is our family cheermeter because she always makes everyone smile.