Last seen in:
- L.A. Times Daily - Jun 2 2024
- USA Today - Feb 5 2023
- Premier Sunday - King Feature Syndicate - Nov 7 2021
- L.A. Times Daily - Jun 18 2020
- The Washington Post - Jun 18 2020
- Thomas Joseph - King Feature Syndicate - Oct 25 2014
- Premier Sunday - King Feature Syndicate - Jan 15 2012
- L.A. Times Daily - Apr 20 2010
- Wall Street Journal - Jun 18 2004 - June 18, 2004 - Second Thoughts at the Studio
- New York Times - Apr 22 2003
Related Clues:
- Outie's opposite
- Protuberant navel
- Convex navel
- Umbilical concavity
- Navel variety, familiarly
- Protruding belly button
- Protruding navel, in slang
- Midriff protuberance
- Concave tummy part
- Concave bellybutton
- Tummy protrusion
- 'Button' that's plainly visible
- One of a select group
- Umbilical variety
- More common navel type