look up any word, like meatspin:
 
1.
jack diddley....fucking nothing at all
I went to Vegas this weekend and won diddley squat!
by flippytale January 16, 2004
61 14
 
2.
it doesnt really mean anything but its a goddam cool word. usually means "nothing"
you aint gettin diddleysquat!
by KD June 09, 2003
5 7