<p><strong>Noun</strong></p><ul><li>Usually handlebars.</li><li>the curved steering bar of a bicycle, motorcycle, etc., placed in front of the rider and gripped by the hands.</li><li>handlebar moustache.</li><li>a bar or rod, usually of metal and having a handle at one end, used for handling, guiding, or maneuvering some object.</li></ul>