A phrase used to remind people that sexual intercourse with the deceased is only permissable if the body temperature has not dropped below 96 degrees Fahrenheit
Conor: I call the first one!
Geoff: Dude! 96 or below, no go!
Paul: I'd go down to 89...
Chris: You sickmotherfucker
The term referring to when a football coach initially tells his playmaker player to not do anything stupid (the "no no" part) but when the player does not listen, and ends up making a huge play, the coaches new words are "Go Go!"