Examples of diddly
He helped us a lot, but she didn't do diddly.
<that jerk doesn't know diddly about half the things he spouts off about>
First Known Use of diddly
Learn More about diddly
Thesaurus: All synonyms and antonyms for "diddly"
Seen and Heard
What made you want to look up diddly? Please tell us where you read or heard it (including the quote, if possible).