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3. be in deep water

be in deep water

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be in deep water

To be in a dangerous, vulnerable, or troublesome situation or position, especially that which could be beyond one's abilities to resolve. Anthony is in deep water with his creditors. If he doesn't pay off his debts, they're going to take everything he owns. I think I'm in deep water with this course—I don't know how I'll be able to catch up with all the work!

See also: deep, water

be in deep water

to be in a difficult situation which is hard to deal with We're going to be in deep water if the bank refuses to authorize a bigger loan.

See also: deep, water