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Quite possible the most amazing and popular surname of Mexicans.
My last name is Navarro, like Dave Navarro the heroin addict.
by lameyjamie July 22, 2009
A bowel movement that is very substantial and quite abnormally large. Typically this fecal matter fills the toilet's water drain hole and coils around the toilet bowl basin in a snake like fashion.
Matt: Oh man, I ate too much food for Thanksgiving! You guy's might want to stay out of the bathroom for a while. I just took a massive navarro
by Parkerdog December 01, 2011