by Jimmy Paladino July 27, 2005
mike: oh my justin! did you hear, josh and jessie got to 9th base last week!
tim:holy shit, that's why she hasn't been at work all week!
tim:holy shit, that's why she hasn't been at work all week!
by ilove9thbase August 23, 2010
by sambodo August 12, 2008
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..
Dan Mcgree : Hell yes its cool, I want it badly I hope your ok with it though..
by Jacob6969Amsterdam April 27, 2007
by luke August 09, 2004