the deepest part of a vaginal orifice, often nasty and disgusting with a mixture of many raunchy smells and fluids.
Also can be used as a verb. "Seelked"
noun: "Damn, I was all in that Seelke. I could definitely tell when I hit it, my dick became bent and an awful smell filled the room."
verb: "That bitch just Seelked all over my dick, now my cock feels like its on fire."