¬

the 'Not' sign..
signifies a negative and opposite.

you are ¬cool.

by Khoo September 18, 2003

¬

One of the least used symbols on the keyboard.

When did you last press the ¬ key? Come on, seriously... have you ever pressed it at all except once to see what it did?

by Bob Gurch August 26, 2004

¬

Seriously? You looked up ¬? What are you doing?

You know that you are bored when you search for ¬ on urban dictionary.

by allthedecentnameshavebeenused September 6, 2014