sea anchor(redirected from sea anchors)
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Nautical any device, such as a bucket or canvas funnel, dragged in the water to keep a vessel heading into the wind or reduce drifting
sea anchor[′sē ‚aŋ·kər]
An object towed by a usually small vessel to keep the vessel end-on to a heavy sea or surf or to reduce drift; the usual form is a conical canvas bag whose large end is open, and, when towed with the large end in the forward position, the bag offers considerable resistance.