1 He hasn't done diddly all day.

2 Brad? He doesn't know diddly about baseball.

3 She doesn't know diddly about it.

4 Bradley doesn't know diddly about running his own business.

5 We don't know diddly squat .

6 Safe government bonds paid diddly.

7 I have run sales organizations that couldn't sell diddly, and others that grew to $20 million.

8 He gave me diddly squat for all my hard work.

9 There's no point in asking Ellen - she doesn't know diddly.

10 A good vacuuming will get up the sand and other loose debris from your car's carpeting,[] but it won't do diddly for stains or ground-in dirt.

11 Second, the columnist must know whereof he speaks, and though I can't recall his words, I can reduce them to one thought: You don't know diddly .

1 He hasn't done diddly all day.