tool 

Somebody who is used by other but does not know it.

A cock.

A sweet band.

A gun.

Hot Chick:"Hey, Paffel, will you do my geometry, please?

Paffel:(looks at her chest and says yes)

Hot chick:"Thanks, Paffel, I don't know what I would do without you."

Paffel:(Does her work and continues to be a tool)

tool by Galen Witte March 4, 2008

Tool 

A progressive Metal band that rocks the world upside down.

Guy: "Ohh the world is upside down"
GUy #2: "Maybe Tool had a concert!"

Tool by Danevati May 24, 2009

tool 

Idiots who give up rights for "the greater good".

Real world examples of a tool
" Are you afraid of blizzard finding out your gay love/beastial pr0n??? I mean srsly... its not like your password and stuff is saved in your browsing history at all... let em check the browsing history all they want.. If you have nothing to hide than i think you have nothing to worry about.... I think you are noob anyways if you are using IE in first place."

"If it's for the greater good, why should you be worried about losing some privacy?"

tool by Wootbeans November 26, 2006

tool 

One who tries way too hard to be cool.

Wow that guy is a tool. That group of guys looks like a Home Depot special!

tool by whiteflyer506 October 19, 2006

Tool 

A complete idiot who is just so retarded that you cant stand him.Characteristics are as followed: Sports a bowl cut/mullet, wears zip-off cargo pants, has never talked to the female gender,goes to movies with only one other guy, sleeps on a couch with another guy, and finally getting there clothes picked out by there mother.

"Danny is such a tool"

Tool by state high November 10, 2008

tool 

1. A person who is reading the definition on the Urban dictionary for "tool" over and over again written by different "tools" writing it over and over again.
2. Someone who puts the word "tool" in punctuation marks. Whoops.
3. Someone who is being used by someone else but is too inbred and mindless to realize it.
4. A complete idiot.
5. Someone who thinks the song "Toxicity" is the best song by System of a Down.

Stop reading this definition, you tool!
Hey, you "tool"!
Hey man, I need a ride to the party. I can't go. Ask Sam, he's a tool.
IMMA fiRIn MAH TOol! GEORGE BUUUUUUUUUUUSH!
Toxicity is the best song by SOAD EVAH!!!!!!!! No, it's not, you tool!!!!

tool by Pokefreak001 December 5, 2009

Tool 

Used at the Virginia Military Institute to describe one who has his head way up his ass, more specifically, one who sticks to his duty, sacrificing his good relations with other members of the Corps, even going so far as to screw his Brother Rats.

See also, toolbag

I hate that friggin (name). He's such a tool.

Tool by Cadet Historian October 2, 2005