1 definition by Slepan

Top Definition
1 Sanic is eqilent to the speed of light (299 792 458 m/s) and it´s inspired by Sonic the Hedgehog. It´s often used by respectable scientists and was first introduced by Albert Einstein.
It´s also not very rare to hear it as an adjective to something that REALLY fast.
"By my estimates, in 2040 our cars will go at approximately 0,5 sanics."
"Dude, that car went sanic fast!"
by Slepan October 02, 2012

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