fish bowl

noun4

1. •
   A small, rounded, transparent, and domestic aquarium.

   • We're just two lost souls swimming in a fish bowl / Year after year — 1975
2. •
   (figurative) Any place or event that lacks privacy or is intensely scrutinized.
3. •
   (figurative) A variety of discussions where participants are organized in concentric circles and take turns where they and others in the same group are allowed to speak according to a set of rules.

   • John Hinkle, Outreach Consultant, observing a fishbowl conversation. — 1969
4. •
   (figurative) The central and smallest circle where the speakers are located in some versions of such a discussion.