When she rubs her pussy up & down your cock or when she rubs her cunt un your chest or face- she leaves a trail of juice ( like a Slug's shiny/slimy line it leaves in it's wake) This is a CUNT SLUG.
That chick cunt slugged me all over my chest.....it was hot.
I wanted her to cunt slug my face-all over.
She told me she wanted to cunt slug my cock