hammock

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A hanging, easily swung length of canvas or heavy netting suspended between two trees or other supports and used as a seat or bed.
2. n. Variant of hummock.

Century Dictionary and Cyclopedia

1. n. A kind of hanging bed. Hammocks used at sea, especially on men-of-war, are made of canvas, and have a number of cords at each end, called clues, which are brought together and secured to an iron ring, which is hung on a hook attached to the deck-beams. Those used in the tropical parts of America and in summer in the north are usually formed of a network of Panama grass or small cords.
2. n. In entomology, the hammock-like sack or case carried by the larvæ of certain tineid moths, as Œcophora harrisiella, hence called case-bearers.
3. n. See hummock.

Wiktionary

1. n. A swinging couch or bed, usually made of netting or canvas about six feet wide, suspended by clews or cords at the ends.
2. n. US, archaic A piece of land thickly wooded, and usually covered with bushes and vines.

GNU Webster's 1913

1. n. A swinging couch or bed, usually made of netting or canvas about six feet long and three feet wide, suspended by clews or cords at the ends.
2. n. Southern U. S. A piece of land thickly wooded, and usually covered with bushes and vines. Used also adjectively.

WordNet 3.0

1. n. a small natural hill
2. n. a hanging bed of canvas or rope netting (usually suspended between two trees); swings easily