What is 9th Base?
1.
Fingering a girl with one's big toe
"Yeeeeah, my big toe got to 9th base last night!"
2.
having sex with every-thing in the planet that moves at the excite same time!
currently only Chuck Norris has achieved 9th base.
See
3.
to get
omgomg i got to 9th base last night with a welshman
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4.
Anal sex with someone from behind whilst you place your hands around their throat and strangle them.
Jacob : Hey man, Im so going to 9th base with you tonight is that cool?
Dan Mcgree : Hell yes its cool, I want it badly I hope your ok with it though..
See