To farting while orgasming during anal sex.
Jason: I hooked up with this hot guy last night. I fucked him so hard he farnalgasmed all over my dick.
A baby born not from sexual penetration but resulting from the seepage of semen between two morbidly obese individuals.
Carl: Wow his parents are HUGE!!!
Ronda: How do two people that large make a baby?
Carl: Must have been a seepage baby.