someone licking anus; someone trying to obtain advantage by offering excessive flattery, praise and compliments, usually not sincere
by Swiss Dude April 15, 2010
Someone who enjoys licking the anus of another person. The word sphincter comes from the circular muscle found at the end of your rectum, therefore when one places their tounge on this muscle, they become a Sphincter Licker.
by Casey_Australia August 19, 2008