Large Vagina lips, over sized vagina lips usually followed up with a rather large sized hole or Black hole into another universe. A breeding grounds for duck butter aka yeast cheese, warts, and gate way for other abnormal deceases.
Holy shit dude... You would think with a vertical smile like that she would know whats she is doing.

I cannot believe we were able to stuff yours, mine, and a trout inside that vertical smile...

Someone needs to introduce her to summer's eve! that vertical smile is rather rank! I just threw out my $1200.00 chair and now I fear gum decease! This is worse than fatty remorse!
by Savage Mule October 7, 2009
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lesbian version of a cock block. When a friend or anyone vag blocks a lesbian from making the beast with two backs with another hot chick
Sheryl was about to get some with a hot young thing until Mary stepped in and pulled a real vertical smile denial.
by Macdonsa May 3, 2009
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a funny saying, as quoted by E. Normus Johnson that states that he would walk 5,280 feet for a piece of pussy
E. Normus:I'd walk a mile for a vertical smile.
Random guy: Me too, E, Me too...
by Jim June 16, 2004
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Hey, did you check out Stephanie last night ? She was caught French kissing the vertical smile with Amber.
by hawke4me December 10, 2019
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I remember when I heard a kid in the neighbor call the local perv a vertical smile, years later the bastard was filming shit-stabber porn.
by illinoishorrorman January 19, 2018
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