Unlike most entries, which focus on the person's not realizing that they are being used - the true definition of a tool is someone who thoughtlessly, but willfully, follows someone else's orders, thus making themselves a tool of their leader.
Some douchebag cop who gives you a ticket even though you have a very good reason why you don't deserve it, a reason any normal, feeling person would recognize but that the tool in question doesn't feel like acknowledging because he or she is just being a f***ing tool!
noun. a person (more then often a man) who is used on a regular basis.
Chris did exactly what his baby mama told him to do in order to get some poonani. what a tool
The term tool is already a well known slang term. It is used to describe a person who does lame things that they think are cool, but nobody else does. This term is even more degrading that being called “kid”.
Wait… Was that guy just wearing a backwards Packers hat? What a tool!
Any job that requires tools after hours or on the weekend
“Hey spencer, do you get on the tools last night”
a sledge hammer (this is the only thing in my tool box)
"use that tool over there. its perfect for hanging priceless artwork."