Top Definition
crusty banana fluff is when you grind up cornflakes into little pieces and sprinkle it up your bum.
Jesus: please can someone lick up my crusty banana fluff?

Graham Norton: i can take care of that.
#gay #fishy #rabbit sex #poo in a bag #twat sack #old man #crunchy
by Mr. Wibble May 01, 2008
7 Words related to crusty banana fluff
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