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!
by Cableguyy56 July 21, 2011
When someone is SO STRONG that they have one big ab, instead of defined abs
John Cena has a uni-ab. Look it up
by puepluvr69 September 30, 2015