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A phrase made famous by the great actor of our generation, Paul Walker (a.k.a. P-Dub) in the original The Fast and the Furious film. This phrase means to vehemently deny the use/consumption of any type of crust, be it pizza, sandwich, etc. Can also be used in everyday conversation in order to convey one's negative feelings about a hot issue up for debate. Also, can be used in place of saying "No shit."
Tuna sandwich, no crust?
No crust.

Man, that laker game last night sure was sheisty.
Yeah bro, no crust.
by Pdub4 May 06, 2010
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