mizzensail🔊noun/ˈmɪzənˌseɪl/ · /ˈmɪzənsəl/Etymology From mizzen + sail.1Nautical, Transport A fore-and-aft sail set on a mizzenmast.Six of the Krabben's massive tentacles had wrapped themselves around the mizzensail.2015, J. L. Ficks, J. E. Dugue, The Weeping Grounds: