the sexual act of ejaculating on a female's head who has recently had chemotherapy.(Must be enough cum to make sure it dribbles all over her head and possibly on her face.)

a used condom

Cum-Semen. Condom-Contraceptive. Cumdom-Cum filled condom.

An explosion of cum after hard rough sex and magically disappears in the partners mouth

When you cum and don't wipe it off, creating a layer of nut on your dick.