Unable to sail because of high winds, or of onshore winds(adjective)
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Use "windbound" in a sentence
"The country at the back of Brenzett is low and flat, but the bay is fairly well sheltered from the seas, and occasionally a big ship, windbound or through stress of weather, makes use of the anchoring ground a mile and a half due north from you as you stand at the back door of the “Ship Inn” in Brenzett."
"We kept the sea for two days longer notwithstanding the violence of the westerly gale, in the hope it would not long continue; but finding we were losing ground, we on the third day bore up for Falmouth, where we anchored in the evening and remained windbound four days, during which period we exercised the guns and sails."
"I remarked to him, that every time I had passed that way, I found cause to fear our being windbound on the coasts of Barbary."