when you and your partner eat each others asses at the same time
"We already 69'd today babe. Can we double helix instead?"
When you ejaculate and vomit simultaneously.
Dude! I was so drunk in Couer d'Alene last night that I pulled the ole' Northern Idaho double ejection all over Saydee!
When a person uses every color of chip two times on one raise during a game of poker; mostly in Texas Hold 'Em.
Oh my god... Double Rainbow Raise... Double Rainbow Raise all the way across the table...
When you and your bro have sex with two separate girls on the same bunk bed. One on the top bunk and another on the bottom. When done properly the shaking of the two beds off set each other perfectly.
Bro me and my boy had a double Decker do ya last night with a couple Shorty's
Two farts in quick succession that part your cheeks twice.
These baked beans made me double part fart.
When a persons bum is so nice you have to toast your drink twice
Dom: George, look theres a double sipper!
George: 'Takes two sips from his drink'
The signature move of Captain James Tiberius Kirk.
I will double fist punch you, you slave-making bitch!