Idiom: Keep One's Ears OpenCheck definitions of...keeponesearsopenMeaningsto listen for important information.A-Z Proximitieskeep one's cards close to one's chestkeep one's chin upkeep one's coolkeep on truckinkeep on trucking keep one's ears open keep one's eye on the ballkeep one's eyes peeledkeep one's fingers crossedkeep one's hair onkeep one's headSimilar Idiomskeep one's ears openkeep one's options openkeep an eye openkeep a weather eye openbelieve one's earshave one's ears loweredhave one's ears pinned backup to one's earsopen one's legsopen one's mindopen one's mouthall earsall eyes and earsare your ears burningbox someone's earsburn someone's earsdonkey's earsdry behind the earsears are burningjug earsSimilar Phraseskeep openelegant cat's earsin both earsmule's earspig's earsrabbit earsto both earswhite-rayed mule's earskeep offkeep quietkeep stepkeep abreastkeep an eye onkeep apartkeep awaykeep backkeep companykeep downkeep goingkeep guard