It is a piece of fabric about 13x13 hanging from the waist covering the butt (the front/sides)sometimes with d-rings, usually plaid or pinstripe, mostly worn by the punk community.
by LynchingNemo January 22, 2008
Get the bum flap mug.a bum flap is wen a girl has a really really short skirt, thats rolled over so many times, its like a really thick belt, and so instead of being a skirt .. is a bumflap! (you see the link...), i.e. nothings left to the imagination, especially on a windy day...bumflaps are very common in secondary schools with the *were not even gonna hide were desperate for a shag* kinda girls
by iloveumore+more+more April 27, 2006
Get the bum flap mug.by GemmaDude November 29, 2007
Get the bum flaps mug.A piece of string that goes from the buttocks to the clit. It is nailed in both ends used as a fashion accessory.
Can I see your clitty bum flap?
Who nailed your clitty bum flap?
That's such a cool clitty bum flap!
Who nailed your clitty bum flap?
That's such a cool clitty bum flap!
by d0ugie29 August 17, 2016
Get the Clitty Bum Flap mug.