chuck•le
Pronunciation: (chuk'ul), [key]
— v., n. chuck•led, chuck•ling,
—v.i.
- to laugh softly or amusedly, usually with satisfaction: They chuckled at the child's efforts to walk.
- to laugh to oneself: to chuckle while reading.
- to cluck, as a fowl.
—n.
- a soft laugh, usually of satisfaction.
- the cluck of a hen.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.