look up any word, like queefing:
 
1.
When one is eating out a woman, and as she cums, she releases a massive load of slimy sour white cream upon your tongue. Very thick, unlike normal vagina juice.
Paul was enjoying a nice feast when Corrine released a load of muff butter upon his tongue.
He then vomited.
by Tarnation September 26, 2006
46 9
 
2.
female lubricant used for sexual intercourse
make sure you use plenty of muff butter when when you tap that dry cooze
by Fanny Mae March 01, 2008
11 3