Fluff toast is basically another word for a vagina that has a large amount of brown pubic hairs around it giving it the fluff and the brown gives it the toast part of the word.
Guy 1: Aww man this chick i met last night had a bad fluff toast

Guy 2: Ew i hate it when that happens

Guy 3: its my fetish...
by qwer789 January 19, 2011
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