moodring

noun
UK /ˈmuːd rɪŋ/
US /ˈmuːd rɪŋ/

A moodring is a ring that changes color and people say it shows how you feel.

She looked at her moodring and laughed when it turned bright blue.


OTHER MEANINGS

2. A ring whose stone changes color with body temperature, often sold as a novelty.

The moodring in the gift shop was cheap but fun.

3. Something that reveals a person's true feelings without them saying so.

Her face was a moodring during the meeting.

4. A playful way to describe a person whose emotions show easily.

My little brother is a moodring—everyone knows exactly how he feels.