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1.
A department store with only one department.
It's a lovely day, shall we pop down to Debenham?
by Sizable? The John? No. November 07, 2011
 
2.
generic term for breasticles, origins of which owe much to dreaming about unleashing them from the confines of their brasiere on demand.
I'll show you my john lewis if you show me your debenhams...
by Monkey Handler November 24, 2004
 
3.
Southern dream-based slang for the human female mammory glands.
Oh no Tracy, I've been sick on my debenhams.
by Deborah Enham November 22, 2004