A small McNugget-shaped creature, with rabbit ears. It also has human-like hair, stick legs, giant angry eyes, a large mouth with pointy teeth, and pitchfork arms. There are many types of grublums,; such as, Asian grublums, ninja grublums, jedi grublums, ect. This word and creature is copyrighted by CJ Wilcox, which means no one can use this word, without giving him full credit for the idea. As he invented the Grublum in 2007.