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1.
a lightweight material that is used on many race cars and tuner cars that has a black coulour to it
the saleen s7 has a complete carbon fiber body
by \/\/ /\ \/ [- January 08, 2005
 
2.
Carbon fiber is an expensvie and near pointless upgrade that most kids living in thier parents basement add to their honda civics. (you know who you are)
Ricer: Hey man, I just got my new carbon fiber hood!

Non-retard: Really? Thats awesome, maybe next time you could actually spend money on making your car faster.
by thoes 2 girls with that cup August 20, 2008
 
3.
Basically just fancy, reinforced plastic.
Dude 1: "Dude, look at my new $40,000 carbon fiber road bike."

Dude 2: "You're an idiot."
by H0BBES December 23, 2006
 
4.
An item of "style" that psycologically increases Perfomance and/or Horse Power
Ya, I got this carbon fiber shift knob frum Auta-zone and i got 8 hoss power frum it. DAWG!!
by Dragonpyro June 12, 2003