AC90

noun

A class of monohull sailing racing yacht, a type of supermaxi.

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Meanings

nounAC90 (plural AC90s)

plural AC90s

  1. hobbiesA class of monohull sailing racing yacht, a type of supermaxi.

Origin

Blend of America's Cup + 90, because it measures approximately 90 feet on the waterline.

Full word history & related roots →
Cite this entry
APA

AC90. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/AC90

MLA

“AC90.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/AC90. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “AC90,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/AC90.

Source: AC90 on Wiktionary, CC BY-SA 4.0.