Either meaning horribly disgusting or outrageously scrumptious. There is no in between. This can be also used as the word a woman would scream in labor or conceiving the baby version of saw. Instead of having a plain word like good or bad use this and become a new beginner in the future of the dictionary. do it. ya her!
John: Oh fuck she is nasty
Sara: Creek water
Amber: What if i fuck Johnny Depp and Brad Pitt at the same time?!
Christian Bale: The baby is gon be some creek water!