Just a lot of waste, names that don't mean diddly-shit!.    From Wordnik.com.  [Complete Lurics to U2] Reference

Women marching in the streets never did diddly-shit for feminism.    From Wordnik.com.  [A post-Roe USA] Reference

A more general google search brought up lots and lots and lots of biomed internships, but diddly-shit for psychology.    From Wordnik.com.  [Archive 2009-03-01] Reference

"I doubt it means diddly-shit one way or the other to Our Lord.    From Wordnik.com.  [The Season of the Machete]

Helps ease the pain, I guess, even though it actually doesn’t solve diddly-shit.    From Wordnik.com.  [scattered thougths on girly-men and other gendered insults] Reference

5. Why is it that when I have a million things to do, people are blogging and commenting up a storm, but when I've got diddly-shit going on, the whole blogosphere seems to have disappeared?.    From Wordnik.com.  [Archive 2009-02-01] Reference

If there is no demand for the products (if the consumers can’t pay for them, for example, or if people just don’t want it), then all the supply in the world isn’t going to make diddly-shit worth of difference.    From Wordnik.com.  [Think Progress » Kerry tells climate advocates to get as angry as Tea Partiers.] Reference

I suppose to do so would require us to admit that discussions of crowning ourselves with a saleable aura of virtue and ethics don’t really mean diddly-shit when all we can do with this aura is use it to shill for the chronically self-centered and arrogantly unvirtuous elite that sit comfortably and immovably on both sides of the aisle.    From Wordnik.com.  [Various readings about Lakoff and Framing] Reference