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 23, 2017
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