Naut. (a) A spar holding out and down the windward tack of a square sail while going into the wind; wenden (turnen) ~, to change course; also fig.; ~ shete, a line attached to the lof [cp. quot.: 1420-1]; ~ takel = lof; (b) the windward side of a ship; bi ~, to windward; to the ~, to windward, i.e., aback, or away from the normal direction of running with the wind; upon ~, on the windward side of a ship; waren the ~, ?look out to windward; winnen the ~, ?turn so as to catch the wind (i.e., from the 'in irons' position at anchor, head-on to the wind, to sailing on the wind or on a reach); (c) a tack line, tack.