When a female profusely secretes love juices that trickle down between the anal and vaginal cavities forming a concoction of liquids that can be ingested by a male or female. Anal juices may contribute.
Guy 1: Dude, I made Jenny so wet last night!
Guy 2: Did she have some gooch soup?
Guy 1: Yea bro, but it tasted like ass...
Guy 2: Nice