Noah Webster's Dictionary 1. (n.) Wet, spongy land; soft, low ground saturated with water, but not usually covered with it; marshy ground away from the seashore. 2. (v. t.) To plunge or sink into a swamp. 3. (v. t.) To cause (a boat) to become filled with water; to capsize or sink by whelming with water. 4. (v. t.) Fig.: To plunge into difficulties and perils; to overwhelm; to ruin; to wreck. 5. (v. i.) To sink or stick in a swamp; figuratively, to become involved in insuperable difficulties. 6. (v. i.) To become filled with water, as a boat; to founder; to capsize or sink; figuratively, to be ruined; to be wrecked.

Multi-Version Concordance Swamp (1 Occurrence) Isaiah 35:7 And the burning sand will become a pool, and the dry earth springs of waters: the fields where the sheep take their food will become wet land, and water-plants will take the place of grass. (See RSV)