noun wreck; ruin; destruction.
2. wrack ·noun coarse seaweed of any kind.
3. wrack ·noun a thin, flying cloud; a rack.
4. wrack ·vt to wreck.
5. wrack ·vt to rack; to torment.
6. wrack ·noun any marine vegetation cast up on the shore, especially plants of the genera fucus, laminaria, and zostera, which are most abundant on northern shores.