1) A girl with an enormous vagina. Named after the large puppet Snuffleupagus on Sesame Street.

2) Also a term, either endearing or demeaning, depending on who you say it to.
1) I tried to nail her, but I couldn't stay in because she had a snuffleupacunt!

2) Yo, Snuffleupacunt! What's going on, babe?
by Joshua C May 15, 2008
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