Refers To The Wooly Mammoth From Sesame Street. Visualize An Elephant Using His "Long Trunk" To Suck Up All Your Dope.

AKA, Moocher,Freeloader,Glutton.
"Hell Naw, You Better Not Even Ask Me Fer Shit With Your Snuffilufigus Ass!
by DGringo October 2, 2009
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The brown fuzzy character on seaseme street who looked like a fucked up elephant.
kid 1: Hey that looks like an elephant! but its brown..and fuzzy.
kid 2: That's a snuffilufigus!
by christay tay April 15, 2005
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