1. Wet, spongy land; soft, low ground saturated with water, but not usually covered with it; marshy ground away from the seashore.

v. t.

  1. To plunge or sink into a swamp.
  2. To cause (a boat) to become filled with water; to capsize or sink by whelming with water.
  3. Fig.: To plunge into difficulties and perils; to overwhelm; to ruin; to wreck.

v. i.

  1. To sink or stick in a swamp; figuratively, to become involved in insuperable difficulties.
  2. To become filled with water, as a boat; to founder; to capsize or sink; figuratively, to be ruined; to be wrecked.