What is (a) To press and dilate, as a sail; as, the wind filled the sails. (b) To trim (a yard) so that the wind shall blow on the after side of the sails called?

fill — (Naut.) (a) To press and dilate, as a sail; as, the wind filled the sails. (b) To trim (a yard) so that the wind shall blow on the after side of the sails. (Webster's 1913.)

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