Definition of "under-water" []

• Same as undertow. (noun)

The Century Dictionary (Public Domain)

• "This news is little help for those who have already been driven from their homes because of a bank's refusal to work with under-water owners to modify their loans to an affordable level."
• "After Blake from Oklahoma is given instant scuba diving lessons so he can propose under-water to his fiancée, who is sitting next to Gayle in a glass-bottomed boat, using large cards - just like that scene in "Love Actually" which was sooooo romantic, except the guy was not proposing because Kyra Sedgwick had already married his best friend - Oprah's off to look at Uluru."
• "The Maldives resort is offering guests the chance to spend the night under-water by turning the restaurant into an exclusive suite for two, complete with a private champagne dinner and breakfast in bed …"