Anal sex act where two dicks are packed into one ass, or trunk.
"Gus, we should see if she's into double trunkin." "Mos def, bro. Two in the trunk is better than one in the front."
Where you call off on Monday thereby creating a second Sunday.
This job makes me want to take a double Sunday.
Shoots twice at the body of a guardian with a sniper.
You're in my double bodyshot compilation!!! Says, WRBodyShots
To have a personal rule never to ask the same girl out twice.
Dude: Stacy is totes into me...but im anti double dipping
Dude 2: U asked her out before?
Dude: Yeah...
When you have 2 Mount Everest lines to kick your night off
Someone who, in relation to others, has zero parents, zero grandparents, zero great-grandparents and three great-great-grandparents in common.
Irregular-double-third-cousin.
Living being that has zero parents, zero grandparents, zero great-grandparents and three great-great-grandparents in common with other living beings.
irregular-double-third-cousin