1)A secret operation carried out by the Fight Club, led by Tyler Durden, to topple the corporate american system. Project Mayhem is an ongoing struggle against the power hungry rich bastards who don't give a fuck about the white coller working class american people.

2) A unique and better way of looking at life
1) blow up credit card buildings, reset the debt to zero

2a) In Tyler we trusted....
2b) On a long enough timeline, the survival rate for everyone drops to zero
by Tyler Durden May 18, 2003
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In Fight Club, an operation headed by Tyler Durden that evolved from Fight Club. It's purpose, which is mentioned in the movie and made very clear in the book, is the complete destruction of civilation.
"We're going to break up civilation so we can make something better with the world" --- space monkey
by freedom man December 26, 2004
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An artistic project of Anonymous, willing to unveil all type of secrets on 12.21.2012
- Do you think world will end on 12.21.2012?
- Ask Anonymous about Project Mayhem, dude.
by An0nUnveiler September 07, 2011
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An elite group of special forces who use advanced tactics to infiltrate public buildings and cause mayhem.
Whoever broke into that heavily guarded public building to cause a ruccus must have been part of Project Mayhem!
by Project Mayhem Ninja June 10, 2008
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An online collaboration of debauchery, tomfoolery and wanton disregard for social norms and political sensitivities, often taking the form of drunken comedy and caveman commentary. Radio Project Mayhem is broadcast on live 365 internet radio in an effort to remain uncensored and attain maximum global reach in its broadcasts.
Tune into Radio Project Mayhem for its Finger-Blast Friday Show!
by Probable Cause January 12, 2011
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