Top definition
A girl that you would fuck or "do".
That new Tina chick at our school is pretty hot, I'd say she's a diddly do.
by Stephanie Beans November 28, 2007
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2
Wow, Rachel's diddly-do is a freakin bush! When was the last time she shaved?
by Gigi Coker July 20, 2017
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