underwater

Meanings

1. 1
   adj

   Beneath the surface of the water; of or pertaining to the region beneath the water surface.

   Watch out for underwater obstacles.

2. 2
   adj

   Beneath the water line of a vessel.

   When the ship was brought into dry dock, it was found that she had underwater damage.

3. 3
   adj

   Having negative equity; owing more on an asset than its market value.

   We've been underwater on our mortgage ever since the housing crash.

4. 4
   adv

   So as to go beneath the surface of the water.

   Can you swim underwater?

5. 5
   noun

   A type of lure which lies beneath the water surface.

   Practically all wobbling underwaters will take fish aplenty in the hands of a man who really knows how to put them through their stints.

6. 6
   verb

   To water or irrigate insufficiently.

   Care must be taken not to underwater houseplants in the summer.

7. 7
   adj

   growing or remaining under water

8. 8
   adj

   beneath the surface of the water

Etymology

From under (preposition) + water.