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1. south mouth
Another name for the female sex organ.
Q. Does the south mouth have any teeth?

A. If you had ever been inside a vagina you would know that the south mouth does not have any teeth.
by PeeBee Jan 21, 2004 add a video
2. South Mouth
A slang term referring to a womans vaniga. "A toothless mouth turned sideways." If a vagina was a city or town, it would be called "South Mouth."
She let me hump her mouth (the north one), and then directly after, allowed me to visit South Mouth
3. south mouth
when a womans vagina is turned horizontally not vertical
Hey Chuck did you check ritas South mouth in that party she had it out teasing us with john waynes harmonica
4. south mouth
slut, hoe, girls who would give any guy a blow-job.
Man #1 Damn that girl right there is fine
Man #2 Yeah she fine but i heard she a south mouth triflin' hoe
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