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simply an insult, used in laughable cases mainly in secondary schools in the London area
Oh my god, you're such a chunk of knobbeef

or

Hey, Daniel, you're lookin like a huge slab of knobbeef today
by Moosemonger12 January 17, 2006
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Aug 9 Word of the Day
Large, beautiful breasts that are keep well consealed and initially appear to be much smaller and less impressive than they actually are until unleashed.
I think Alicia may have some real sleepers.
by KABT October 26, 2007
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