discussionstarter

noun
UK /dɪˈskʌʃənˌstɑːtə/
US /dɪˈskʌʃənˌstɑːrtər/

Something you say or do to help people start talking together.

The teacher used a funny question as a discussionstarter for the class.


OTHER MEANINGS

2. A question or idea used to get a group talking.

Her story was a great discussionstarter at the meeting.

3. A game or activity that helps people meet and chat.

We played a discussionstarter game before dinner.

4. A remark that begins a serious talk about a problem.

The movie was a discussionstarter about kindness.