Sentence:  In the “for what it's worth” department, the frothy mixture of lube and fecal matter that is sometimes the byproduct of anal sex is called <WSD>santorum</WSD>.<br />"Safety Warning #6:" Be particularly cautious where this <WSD>santorum</WSD> goes. As previously noted, you don't want to get any fecal matter in the vaginal area. Bad safety risk. 
Meaning of the word marked with <WSD> tags:  A frothy mixture of lubricant and fecal matter as an occasional byproduct of anal sex. (from 21st c.)