
Potbelly (Slang)
Beer belly (Slang) / Middle age spread (Slang) / Potgut (Slang)

Pancetta 
Beer belly (Slang) / Middle age spread (Slang) / Potgut (Slang)

Pancetta 
Meanings
A protruding stomach
Examples
It seems that marriage agrees with him. Look at that potbelly he's put on!
Il matrimonio deve avergli fatto bene. Guarda che pancetta ha messo su!
His potbelly tells me he hasn't been going to the gym lately
La sua pancetta mi dice che deve aver smesso di fare ginnastica