from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Chiefly South Atlantic U.S. A swamp in an upland coastal region. Also called regionally dismal.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A low, wooded swamp in (especially coastal) Eastern Maryland or Virginia; a palustrine wetland with deep, acidic peat soils.
from The Century Dictionary and Cyclopedia
- n. See the quotation.
- n. A tract of low land; a swamp; a marsh.
Possibly of Virginia Algonquian origin.(American Heritage® Dictionary of the English Language, Fourth Edition)
From an unknown Algonquian word, perhaps related to Abenaki pôgwaso ("very shallow"). (Wiktionary)