Gillah
Is where a man empties his anus and ejaculates on a girls face at the same time.

Usually performed by the lowest of the low as a sexual act but has been known to happen when a man is aroused and frightened.
Last night my boyfriend gillah'd me, it was hot

Dude, this girl at the festival had her side boob in my face - I had a hard on until her boyfriend came over and I did a Gillah