n. & v.
n. a piece of waterlogged ground; a bog or marsh.
v. 1 a tr. overwhelm, flood, or soak with water. b intr. become swamped. 2 tr. overwhelm or make invisible etc. with an excess or large amount of something. swampy adj. (swampier, swampiest).
[ 17th c., = dial. swamp sunk (14th c.), prob. of Gmc orig. ]