You're going to end up with a real beer belly hanging over your belt if you don't let up on that stuff.Look at the beer belly on that guy.
beer gut
noun the protruding stomach of an excessive beer drinker AUSTRALIA, 1967
beer gut
slang A large and/or bulging stomach (as one might experience due to the frequent consumption of beer). If you don't get that beer gut under control, you'll be asked to play Santa Claus this year!