I ain't heard no word to let me know you wasn't just eating hay.
Should the wasn't be weren't?
In normal, formal English the sentence would be rendered:
But in rural vernacular, the sentence is fine as it stands. It's how some people talk in America. Such people are sometimes called "hayseeds" — especially if they eat hay (which is extremely unlikely, as hay is fodder for horses and farm animals). From NOAD:
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