wind sail

American  

[wind] / wɪnd /

noun

Nautical.

1. a sail rigged over a hatchway, ventilator, or the like, to divert moving air downward into the vessel.

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Etymology

Origin of wind sail

First recorded in 1715–25

Example Sentences

In the morning there being a fair wind sail was set, and next day all on board were safely landed at Annapolis.

From Young Lion of the Woods A Story of Early Colonial Days by Smith, Thomas Barlow

The saloon was ventilated through the doors at the head of the companionway and through the skylight, but there was no sort of wind sail or device to force the air down.

From The Gold Diggings of Cape Horn A Study of Life in Tierra del Fuego and Patagonia by Spears, John R.

The same sort of weather and a little more wind, sail drawing well.

From Scott's Last Expedition Volume I by Scott, Robert Falcon

We started on a wretched surface with light S.W. wind, sail set, and pulling on ski—horrible light, which made everything look fantastic.

From Scott's Last Expedition Volume I by Scott, Robert Falcon

When the temperature goes down to-night we shall probably take the beef out of the house and put a wind sail in to clear the atmosphere.

From Scott's Last Expedition Volume I by Scott, Robert Falcon