Nothing. Shortened version of "diddly-squat"
I sent my money in but I got diddly back.
by Matt October 7, 2003
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Ned:Hi diddly!
Homer:Shut up,Flanders
by TheWiggidy October 11, 2003
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Slang term for deadlifts, a popular weightlifting exercise. Mainly used on the 4chan board /fit/.
I'm feeling pretty pumped after that heavy diddly set, fampai.
by SwoleYeti April 12, 2017
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A noticable part to a piece of art or music.
That was a nice little diddly they just played for us.
by satandracula November 25, 2009
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Ah yes. Diddly diddly diddly. "That's called cow tipping, ha. Ha. Ha." Diddly diddly diddly is a nerd word from back at the barnyard.
DUDE I GOY AN ARM!

COOOL!

AH DIDDLY DIDDLY DIDDLY!!
by Vivibicker August 24, 2017
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Used by iFerg and iFerg fans
I have given him the diddly
by ‍ ‍ ‍ ‍ September 9, 2020
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