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The term for when you take a huge dump, preferably one log, throw the tissue in the trash for optimal visibility, and then put the toilet seat up and leave it for the next person to discover.
"I left a Open Casket at work." " I have the perfect dump for an open casket!"
by TenFold January 11, 2010
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When you take a shit that is so impressive, you do not flush and then invite friends to come to the viewing to pay their respects.
When you take a shit that is so impressive, you do not flush and then invite friends to come to the viewing to pay their respects, or essentially an "Open Casket".
by DTR2000 July 20, 2011
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Verb/Noun; The act of sucking a males penis.

syn. Blowjob, Sloppy Dinner, Rude Breakfast
ant. Anal, Vaginal, Cuddling
"Dude, my girlfriend gave me an 'Open Casket' in the car last night."

"Thanks to that bitch, her Open Casket gave me every STD known to man!!!"
by whostolerogerrabbit August 04, 2009
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