Ac45 definition

(sports) A catamaran sailing racing yacht, with a wingsail mainsol, developed for the 2013 America's Cup world tour, the 2013 America's Cup pre-regatta tune-up league, called the America's Cup World Series.
noun
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Alternative Forms

Alternative Form of ac45 - ac45-s

Other Word Forms

Noun

Singular:
ac45
Plural:
ac45s

Origin of ac45

  • Blend of America's Cup and 45, from the fact that this boat class of sailboat yacht is approximately 45-feet on the waterline

    From Wiktionary