Ejaculating in your partners mouth, but specifically on the roof of the mouth, so that the ejaculate hangs down like stalactites.
Yea she was wild, I just wanted to cum in her mouth, but then she opened up and BAM, Ice Glazed Roof!
Being pegged by your wife with a dildo made from a mold of your own penis. The twist being that the dildo is increased in size by 33% in all dimensions.
"Cheryl wants to spice things up and bring a new man into the bedroom. I've been warming up with the upside down pony pole for a few weeks, so I'll be ready for that big ole bull!"