Definitions
1.verbTo laugh quietly or inwardly.
2.verbTo communicate through chuckling."She chuckled her assent to my offer as she got in the car."
3.verbTo make the sound of a chicken; to cluck.
4.verbTo call together, or call to follow, as a hen calls her chickens; to cluck.
5.verbTo fondle; to indulge or pamper.
6.noun(gerund of chuckle) An instance in which someone chuckles