Definition of diddly-squat
- didn't know diddly-squat about sports
- —Sam Toperoff
First Known Use: 1963See Words from the same year
: the least amount : anything at all
Thesaurus: All synonyms and antonyms for diddly-squat
What made you want to look up diddly-squat? Please tell us where you read or heard it (including the quote, if possible).
Merriam-Webster's New Words Quiz—Fall 2017 Edition!
Test your vocabulary with our 10-question quiz!TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.TAKE THE QUIZ