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1.
a clear pirex glass pipe strong enough to withstand an open flame used to smoke methamphetamine or tweek
dog hit this pilo and youll be ampen
by cameron lyman December 11, 2007
 
2.
A pilo is another word for a pipe, typically for smoking marijuana. Pronounced Pee-low
Do you got your pilo with ya? I'll load the first bowl.
by T-Ninja January 02, 2008