The flap of skin between yo nuts and your anus.

SPA-ce B-etween your B-alls and A-ss

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Pavey is a total fucking spabba.
by Balls April 1, 2003
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The area between the back of a man's scrotum and his butthole.
Jeremy woke up this morning in amazement as he felt his girlfriend gently tonguing his spabba.
by Snizake February 1, 2007
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