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Descriptive of a particularly capacious and scruffy fanny with a seemingly endless supply of batter.
My chances of getting a grip on her blart are slim. I may have to throw in a bag of road salt, she has a fanny like a bill poster's bucket!
by balconybelly November 11, 2011
A popular vagina or anus containing the fruit of many loins
Jesus, she shagged so many of themn shes got a minge like a billposters bucket
by jim murphy March 30, 2005