The Saucy (pronounced "sauc-ay") refers to an urban dance that is usually pulled off by a female that is extremely intoxicated. In an effort to mask her throwing up on the dance floor and subsequently being thrown out of the club she works the vomit into the dance routine.
After sweating, walking around in the heat, and non proper cleansing of the anal region your anus begins to sweat, itch and stink tremendously. if you stick a finger down there it is a thick waxy and wet feeling on your hand and the stink will not go away
"I scratched my asscrack and my hand was wet and smelled HORRIBLE. I had some serious saucy ass"