Definitions for "Wrack"
Any marine vegetation cast up on the shore, especially plants of the genera Fucus, Laminaria, and Zostera, which are most abundant on northern shores.
Coarse seaweed of any kind.
dried seaweed especially that cast ashore
Wreck; ruin; destruction.
To wreck.
the destruction or collapse of something; "wrack and ruin"
smash or break forcefully; "The kid busted up the car"
A thin, flying cloud; a rack.
To rack; to torment.
Algae, plant and animal matter, and drift material (including solid wastes and other pollutants) that accumulate on beaches, usually at the high tide mark.