<p><strong>Noun:</strong></p><ul><li>a traditional Inuit or Yupik canoe with a skin cover on a light framework, made watertight by flexible closure around the waist of the occupant and propelled with a double-bladed paddle.</li><li>a small boat resembling this, made commercially of a variety of materials and used in sports.</li></ul><p><strong>Verb (used without object):</strong></p><ul><li>to go or travel by kayak.</li></ul><p><strong>Verb (used with object):</strong></p><ul><li>to travel on by kayak: to kayak the Colorado River.</li></ul>