Grand Slam
A “Grand Slam” is the act of deficating on the front most edge of a toilet bowl and bringing the lid down to splatter the feces all over the place
Grand Slam by Clarence TCS January 23, 2019
Grand Slam
Grand Slam by squirty girl April 21, 2012
grand slam
To awake one fine morn, and verily discover one's matress resembling a ordinance survey map with a rather warm chocolate log spread all over it as well as spew on your face and pillow.
"I do not think she will want to see me again after I came home totally ringbolted and grand slammed the bed, although your mum is a bit of a dirty slapper."
grand slam by Terry Fuckwit June 24, 2004
Grand slam
When you pull your penis as far back between your butt cheeks(chicken in the rough), and put it against a window to surprise someone
Grand slam by Joe cock February 21, 2017
Grand Slam
Rock band former by Phillip Lynott when Thin Lizzy split up. Toured Europe continuously but never recorded anything due to Lynotts untimely death.
Grand Slam by black flag May 29, 2004
Grand Slam
A male performing a one night stand with a female successfully penetrating, and ejaculating in every love hole, before going to sleep.
Grand Slam by Mr.nunes March 10, 2009
Grand Slam
When you have gotten to third base with someone, and instead of loosing your V card to only them, you have a Threesome instead.
Hank: Yo man you will never guess what happened last night with Janet.
Jimmy: Did you finally get to home plate?
Hank: Even better, her sister was there and wanted in, so I got a grand slam!
Hank: word
Jimmy: Did you finally get to home plate?
Hank: Even better, her sister was there and wanted in, so I got a grand slam!
Hank: word
Grand Slam by Daniel the Jewish Wordsmith July 2, 2008