Find the word definition

Wiktionary
diddly squat

n. (alternative form of diddly-squat English)

Usage examples of "diddly squat".

C41 didnt know diddly squat about what was going on, but the strikers were used to being in life-and-death situations with no picture bigger than that of their gunsight images.

C41 didn't know diddly squat about what was going on, but the strikers were used to being in life-and-death situations with no picture bigger than that of their gunsight images.