| 释义 |
idiomnot ___ (jack) diddly AmEAmE(also not ___ diddly-squat)(or not ___ diddly-shit)spoken to not do, have, know etc anything at all:The financial aid department was no help at all. They didn't do jack diddly for me.A few months ago a situation like this wouldn't have meant diddly-squat because the stock market was doing so well. But now it's a problem.Note The verbs that are most commonly used with this idiom are 'do', 'have', 'know', 'mean', 'get', and 'earn'. You may hear people use this expression without 'not' to mean the same thing.
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