diddly-squat
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
Nothing; nothing whatsoever.
Register: humorous, slang
Where it’s used:
Used
American English
Examples
I didn't know diddly-squat about development; I also didn't know that someone could be an “officer” of major gifts. “Do they wear badges?” my friends had wanted to know, because my friends, like myself, had been completely ignorant of the field of development.
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “diddly-squat” mean?
Nothing; nothing whatsoever.
Is “diddly-squat” formal or informal?
diddly-squat is generally humorous, slang.