An implied or covert hint of blame. It is a law term, meaning the person nodded to or indirectly referred to (Latin, in-nuo).
“Implying or suggesting, instead of stating plainly, often increases
the effect of what is intended to give pain or pleasure. This is
`innuendo.' ” —
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894
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