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yaw(3) (iou)



yaw verb1. L16.
[Origin unkn.]
verb intrans.
a. Of a ship: deviate temporarily from its course, esp. through faulty steering or adverse weather conditions; turn from side to side. L16.
J. Dickey The canoe yawed and I braced back to equalize the weights.
b. fig. Deviate; move unsteadily. L16.
c. Of an aircraft, missile, etc.: rotate about a vertical axis; turn from side to side. Cf. PITCH verb2 14e. Chiefly as yawing verbal noun. E20.
Clive James The aircraft was pitching and yawing over the bumpy grass.
verb trans. Cause to yaw. M18.
P. H. Gosse The man at the wheel..neglecting his helm, 'yaws' the ship about sadly. L. J. Clancy The aircraft is yawed to starboard.
Phrases: yawing axis a vertical axis of a ship, aircraft, or spacecraft about which yawing takes place, perpendicular to its longitudinal axis or direction of travel.