Liddell Gut Share definition Flag Eating or Drinking so much while in physically fit shape that you have a small protruding belly. Methuselah: "Lawlz, you ate so much." Crym: "Yeah, look at my Liddell Gut.-Rubbed his stomach.-" Liddell Gut by Ezkaton May 30, 2009 Get the Liddell Gut mug.