D defs.my
Entry 1 sense Webster, 1913

Una boat

/o͞on'-ə bōt/ · U·na boat · IPA
01 The English name for a catboat; -- so called because Una was the name of the first boat of this kind taken to England.
  1. 1.
    The English name for a catboat; -- so called because Una was the name of the first boat of this kind taken to England.(Naut.)