A large three-cornered sail, typically bulging when full, set forward of the mainsail of a racing yacht when running before the wind.
More example sentences
- The large panniers at the back held the main sail and the spinnaker.
- Women sailors ranging in age from their 20s to grandmothers brushed up or learned new skills in on-the-water sessions in sail trim, spinnakers, crew-overboard drills and life raft deployment.
- Setting a spinnaker involves keeping the boat steady with the wind behind while the spinnaker sail is raised.
mid 19th century: apparently a fanciful formation from Sphinx, the name of the yacht first using it, perhaps influenced by spanker.