Home › Words › G › gennakergennaker/ˈd͡ʒɛnəkə(ɹ)/gennaker · noun — A sail having characteristics of a genoa and a spinnaker.Definition from Wiktionary (CC BY-SA 3.0).gennaker is pronounced /ˈd͡ʒɛnəkə(ɹ)/.EtymologyBlend of genoa + spinnaker.nounA sail having characteristics of a genoa and a spinnaker.Definitions & examples from Wiktionary (CC BY-SA 3.0).