After a long nap. After drinking yourself to death. When you make a stupid comment.

Damn Billy is hella ganx for that comment he just made.
by KUKU"SNEST August 26, 2010
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What you say to someone when, without their knowlege, you steal something from them.
The individual is in a store and asking the clerk something while putting something else in their back pocket or bag. When the clerk responds the individual replies with 'ganx.'
by JasonP October 10, 2006
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