underwater

Meanings

1. Beneath the surface of the water; of or pertaining to the region beneath the water surface.
2. Beneath the water line of a vessel.
3. In difficulty, especially financially.
4. Having negative equity; owing more on an asset than its market value.
5. Of an option, having a strike price higher (call options) or lower (put options) than the current market price of the underlying asset or financial product; for example, an option to buy shares at $20 when the current market price is $15.

1. So as to go beneath the surface of the water.

1. Underlying water or body of water, for example in an aquifer or the deep ocean.
2. A type of lure which lies beneath the water surface.

1. To water or irrigate insufficiently.

Etymology

From under (preposition) + water.