<p><strong>Noun</strong></p><ul><li>a marking post or tower for guiding aviators, frequently used in races</li><li>a relatively tall structure at the side of a gate, bridge, or avenue, marking an entrance or approach</li><li>a monumental tower forming the entrance to an ancient Egyptian temple, consisting either of a pair of tall quadrilateral masonry masses with sloping sides and a doorway between them or of one such mass pierced with a doorway</li><li>a steel tower or mast carrying high-tension lines, telephone wires, or other cables and lines</li><li>Aeronautics: a finlike device used to attach engines, auxiliary fuel tanks, bombs, etc., to an aircraft wing or fuselage</li></ul>