Double Decker Bumhole
When someone can fit 2 dicks, one on top of the other, inside of their anal cavity.
“Cor blimey, she can fit 2 in? Get me in on that we can do a double decker bumhole”
“Come on lads, let’s team up and giver her a double decker bumhole”
“Come on lads, let’s team up and giver her a double decker bumhole”