When someone thinks they are ripped; yet they have a super beer gut.
Dude, your not working out your abs enough; your getting a uni-ab!
A uniform coat of jiggly fat on the abdominal area, which gives the appearance of a massive flabby ab when the body is at rest. Typically achieved by beer guzzling nachos-with-extra-cheese-eating guys.
James: Hey bro, I heard you took a road trip South. How was it?
John: Yah, the fried chicken is epic, look at my uni(fl)ab.
When someone is SO STRONG that they have one big ab, instead of defined abs
John Cena has a uni-ab. Look it up