Excerpted from Urban Dictionary: "The tool is usually someone who is unwelcome but no one has the balls to tell them to get lost. The tool is alwasys making com

Excerpted from Urban Dictionary: "The tool is usually someone who is unwelcome but no one has the balls to tell them to get lost. The tool is alwasys making comments that are out-of-place, out-of-line or just plain stupid. The tool is always trying too hard to fit in, and because of this, never will."