·vt To soothe by singing softly.
II. Croon ·noun A low, continued moan; a murmur.
III. Croon ·noun A low singing; a plain, artless melody.
IV. Croon ·vi To hum or sing in a low tone; to murmur softly.
V. Croon ·vi To make a continuous hollow moan, as cattle do when in pain.
VI. Croon ·vt To sing in a low tone, as if to one's self; to Hum.