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A term for a large woman's anus cheeks. Used by a man who is excited by the size of them.
"Talk about bum cakes, my girl's got 'em." - Spinal Tap
by Geoff L. August 05, 2005
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-An expression of great flattery

-A very appealing badonkadonk

-The act of anal romance
1) Jared: "BUM CAKES!"

2) Erin: "Wow, talk about bum cakes!"

3) Kels: "How were the bum cakes?"
Erin: "A little tough...but sweet!"
by xerinnn December 16, 2007
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1) A bum with a cake in it

2) Insult to a stupid person

3) A cake with a bum in it.
DAMN! I love a good old slice of bumcake!

Joe your a effing bumcake

by Daniel Munn + James Gill July 20, 2006
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any pastry created from unconventional materials most often prepared and eaten under the influence of marijuana
Greg and Steve were so potted out that they made bum cakes out of potato rolls and rainbow chip frosting to quench their munchies
by Dick Swett June 17, 2008
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bumcakes are cakes shaped like an ass.
"wasn't it ironic when jim pushed sergio's face into the bumcakes and made him eat them?"
by missnull November 30, 2005
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