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2.
Little sugary multi coloured strands also known as hundreds and thousands that go ontop of ice-cream, jelly and rice crispie buns.
Can I have diddilies on mine please.
by Ruth 19 August 03, 2007
 
1.
Anything and/or Nothing
Saying you do whatever, you see me and don't do Diddily
by It's Avenir Pimpin' June 08, 2011
 
3.
1. Ecstacy pills.
"You got any diddilies mate?"
by parkbenchbum August 14, 2008