Down-Cum : A bi-product of Intercourse.
The dripping of semen, or "Cum" from the vaginal or anal region after one ejaculates inside his partner during intercourse.
Can also be the result of a disease known as "The Clap"
For Example "She was astonished at the amount of Down-cum
that was produced after her sexual encounter with her boyfriend"
"Listen man, you need to stay away from that girl, haven't you heard? She's got a lot of Down-cum
going on, you could catch the Clap!"