Astern \A*stern"\, adv. [Pref. a- + stern.] (Naut.) 1. In or at the hinder part of a ship; toward the hinder part, or stern; backward; as, to go astern. [1913 Webster] 2. Behind a ship; in the rear. ``A gale of wind right astern.'' --De Foe. ``Left this strait astern.'' --Drake. [1913 Webster] {To bake astern}, to go stern foremost. {To be astern of the reckoning}, to be behind the position given by the reckoning. {To drop astern}, to fall or be left behind. {To go astern}, to go backward, as from the action of currents or winds. [1913 Webster]