Keep your ears to the ground
Meaning
Stay attentive to rumors or developments.
Usage
Used when staying informed is critical.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
Listening closely to the earth for distant sounds, like hunters often did.
Rural idiom long before appearing in corporate lexicon.